21012617184

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{3181}}^1$

素因数の和:3353

約数の個数: 192

約数和(自身を含む): 61069962240

約数和(自身を除く): 40057345056

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 67, 78, 79, 96, 104, 134, 156, 158, 201, 208, 237, 268, 312, 316, 402, 416, 474, 536, 624, 632, 804, 871, 948, 1027, 1072, 1248, 1264, 1608, 1742, 1896, 2054, 2144, 2528, 2613, 3081, 3181, 3216, 3484, 3792, 4108, 5226, 5293, 6162, 6362, 6432, 6968, 7584, 8216, 9543, 10452, 10586, 12324, 12724, 13936, 15879, 16432, 19086, 20904, 21172, 24648, 25448, 27872, 31758, 32864, 38172, 41353, 41808, 42344, 49296, 50896, 63516, 68809, 76344, 82706, 83616, 84688, 98592, 101792, 124059, 127032, 137618, 152688, 165412, 169376, 206427, 213127, 248118, 251299, 254064, 275236, 305376, 330824, 412854, 426254, 496236, 502598, 508128, 550472, 639381, 661648, 753897, 825708, 852508, 992472, 1005196, 1100944, 1278762, 1323296, 1507794, 1651416, 1705016, 1984944, 2010392, 2201888, 2557524, 2770651, 3015588, 3266887, 3302832, 3410032, 3969888, 4020784, 5115048, 5541302, 6031176, 6533774, 6605664, 6820064, 8041568, 8311953, 9800661, 10230096, 11082604, 12062352, 13067548, 16623906, 16837033, 19601322, 20460192, 22165208, 24124704, 26135096, 33247812, 33674066, 39202644, 44330416, 50511099, 52270192, 66495624, 67348132, 78405288, 88660832, 101022198, 104540384, 132991248, 134696264, 156810576, 202044396, 218881429, 265982496, 269392528, 313621152, 404088792, 437762858, 538785056, 656644287, 808177584, 875525716, 1313288574, 1616355168, 1751051432, 2626577148, 3502102864, 5253154296, 7004205728, 10506308592, 21012617184]

約数ペア:

[(1, 21012617184), (2, 10506308592), (3, 7004205728), (4, 5253154296), (6, 3502102864), (8, 2626577148), (12, 1751051432), (13, 1616355168), (16, 1313288574), (24, 875525716), (26, 808177584), (32, 656644287), (39, 538785056), (48, 437762858), (52, 404088792), (67, 313621152), (78, 269392528), (79, 265982496), (96, 218881429), (104, 202044396), (134, 156810576), (156, 134696264), (158, 132991248), (201, 104540384), (208, 101022198), (237, 88660832), (268, 78405288), (312, 67348132), (316, 66495624), (402, 52270192), (416, 50511099), (474, 44330416), (536, 39202644), (624, 33674066), (632, 33247812), (804, 26135096), (871, 24124704), (948, 22165208), (1027, 20460192), (1072, 19601322), (1248, 16837033), (1264, 16623906), (1608, 13067548), (1742, 12062352), (1896, 11082604), (2054, 10230096), (2144, 9800661), (2528, 8311953), (2613, 8041568), (3081, 6820064), (3181, 6605664), (3216, 6533774), (3484, 6031176), (3792, 5541302), (4108, 5115048), (5226, 4020784), (5293, 3969888), (6162, 3410032), (6362, 3302832), (6432, 3266887), (6968, 3015588), (7584, 2770651), (8216, 2557524), (9543, 2201888), (10452, 2010392), (10586, 1984944), (12324, 1705016), (12724, 1651416), (13936, 1507794), (15879, 1323296), (16432, 1278762), (19086, 1100944), (20904, 1005196), (21172, 992472), (24648, 852508), (25448, 825708), (27872, 753897), (31758, 661648), (32864, 639381), (38172, 550472), (41353, 508128), (41808, 502598), (42344, 496236), (49296, 426254), (50896, 412854), (63516, 330824), (68809, 305376), (76344, 275236), (82706, 254064), (83616, 251299), (84688, 248118), (98592, 213127), (101792, 206427), (124059, 169376), (127032, 165412), (137618, 152688)]