21818958408

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{2083}}^1$

素因数の和:2177

約数の個数: 288

約数和(自身を含む): 69364189440

約数和(自身を除く): 47545231032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 19, 24, 26, 31, 36, 38, 39, 52, 57, 62, 72, 76, 78, 93, 104, 114, 117, 124, 152, 156, 171, 186, 228, 234, 247, 248, 279, 312, 342, 361, 372, 403, 456, 468, 494, 558, 589, 684, 722, 741, 744, 806, 936, 988, 1083, 1116, 1178, 1209, 1368, 1444, 1482, 1612, 1767, 1976, 2083, 2166, 2223, 2232, 2356, 2418, 2888, 2964, 3224, 3249, 3534, 3627, 4166, 4332, 4446, 4693, 4712, 4836, 5301, 5928, 6249, 6498, 7068, 7254, 7657, 8332, 8664, 8892, 9386, 9672, 10602, 11191, 12498, 12996, 14079, 14136, 14508, 15314, 16664, 17784, 18747, 18772, 21204, 22382, 22971, 24996, 25992, 27079, 28158, 29016, 30628, 33573, 37494, 37544, 39577, 42237, 42408, 44764, 45942, 49992, 54158, 56316, 61256, 64573, 67146, 68913, 74988, 79154, 81237, 84474, 89528, 91884, 100719, 108316, 112632, 118731, 129146, 134292, 137826, 145483, 149976, 158308, 162474, 168948, 183768, 193719, 201438, 216632, 237462, 243711, 258292, 268584, 275652, 290966, 316616, 324948, 337896, 356193, 387438, 402876, 436449, 474924, 487422, 514501, 516584, 551304, 581157, 581932, 649896, 712386, 751963, 774876, 805752, 839449, 872898, 949848, 974844, 1029002, 1162314, 1163864, 1226887, 1309347, 1424772, 1503926, 1543503, 1549752, 1678898, 1745796, 1949688, 2058004, 2255889, 2324628, 2453774, 2518347, 2618694, 2849544, 3007852, 3087006, 3357796, 3491592, 3680661, 4116008, 4511778, 4630509, 4649256, 4907548, 5036694, 5237388, 6015704, 6174012, 6715592, 6767667, 7361322, 7555041, 9023556, 9261018, 9775519, 9815096, 10073388, 10474776, 11041983, 12348024, 13535334, 14722644, 15110082, 15949531, 18047112, 18522036, 19551038, 20146776, 22083966, 23310853, 27070668, 29326557, 29445288, 30220164, 31899062, 37044072, 39102076, 44167932, 46621706, 47848593, 54141336, 58653114, 60440328, 63798124, 69932559, 78204152, 87979671, 88335864, 93243412, 95697186, 117306228, 127596248, 139865118, 143545779, 175959342, 186486824, 191394372, 209797677, 234612456, 279730236, 287091558, 303041089, 351918684, 382788744, 419595354, 559460472, 574183116, 606082178, 703837368, 839190708, 909123267, 1148366232, 1212164356, 1678381416, 1818246534, 2424328712, 2727369801, 3636493068, 5454739602, 7272986136, 10909479204, 21818958408]

約数ペア:

[(1, 21818958408), (2, 10909479204), (3, 7272986136), (4, 5454739602), (6, 3636493068), (8, 2727369801), (9, 2424328712), (12, 1818246534), (13, 1678381416), (18, 1212164356), (19, 1148366232), (24, 909123267), (26, 839190708), (31, 703837368), (36, 606082178), (38, 574183116), (39, 559460472), (52, 419595354), (57, 382788744), (62, 351918684), (72, 303041089), (76, 287091558), (78, 279730236), (93, 234612456), (104, 209797677), (114, 191394372), (117, 186486824), (124, 175959342), (152, 143545779), (156, 139865118), (171, 127596248), (186, 117306228), (228, 95697186), (234, 93243412), (247, 88335864), (248, 87979671), (279, 78204152), (312, 69932559), (342, 63798124), (361, 60440328), (372, 58653114), (403, 54141336), (456, 47848593), (468, 46621706), (494, 44167932), (558, 39102076), (589, 37044072), (684, 31899062), (722, 30220164), (741, 29445288), (744, 29326557), (806, 27070668), (936, 23310853), (988, 22083966), (1083, 20146776), (1116, 19551038), (1178, 18522036), (1209, 18047112), (1368, 15949531), (1444, 15110082), (1482, 14722644), (1612, 13535334), (1767, 12348024), (1976, 11041983), (2083, 10474776), (2166, 10073388), (2223, 9815096), (2232, 9775519), (2356, 9261018), (2418, 9023556), (2888, 7555041), (2964, 7361322), (3224, 6767667), (3249, 6715592), (3534, 6174012), (3627, 6015704), (4166, 5237388), (4332, 5036694), (4446, 4907548), (4693, 4649256), (4712, 4630509), (4836, 4511778), (5301, 4116008), (5928, 3680661), (6249, 3491592), (6498, 3357796), (7068, 3087006), (7254, 3007852), (7657, 2849544), (8332, 2618694), (8664, 2518347), (8892, 2453774), (9386, 2324628), (9672, 2255889), (10602, 2058004), (11191, 1949688), (12498, 1745796), (12996, 1678898), (14079, 1549752), (14136, 1543503), (14508, 1503926), (15314, 1424772), (16664, 1309347), (17784, 1226887), (18747, 1163864), (18772, 1162314), (21204, 1029002), (22382, 974844), (22971, 949848), (24996, 872898), (25992, 839449), (27079, 805752), (28158, 774876), (29016, 751963), (30628, 712386), (33573, 649896), (37494, 581932), (37544, 581157), (39577, 551304), (42237, 516584), (42408, 514501), (44764, 487422), (45942, 474924), (49992, 436449), (54158, 402876), (56316, 387438), (61256, 356193), (64573, 337896), (67146, 324948), (68913, 316616), (74988, 290966), (79154, 275652), (81237, 268584), (84474, 258292), (89528, 243711), (91884, 237462), (100719, 216632), (108316, 201438), (112632, 193719), (118731, 183768), (129146, 168948), (134292, 162474), (137826, 158308), (145483, 149976)]