21149914128

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{401}}^1\times {\mathrm{1987}}^1$

素因数の和:2485

約数の個数: 160

約数和(自身を含む): 63422607360

約数和(自身を除く): 42272693232

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 79, 84, 112, 158, 168, 237, 316, 336, 401, 474, 553, 632, 802, 948, 1106, 1203, 1264, 1604, 1659, 1896, 1987, 2212, 2406, 2807, 3208, 3318, 3792, 3974, 4424, 4812, 5614, 5961, 6416, 6636, 7948, 8421, 8848, 9624, 11228, 11922, 13272, 13909, 15896, 16842, 19248, 22456, 23844, 26544, 27818, 31679, 31792, 33684, 41727, 44912, 47688, 55636, 63358, 67368, 83454, 95037, 95376, 111272, 126716, 134736, 156973, 166908, 190074, 221753, 222544, 253432, 313946, 333816, 380148, 443506, 470919, 506864, 627892, 665259, 667632, 760296, 796787, 887012, 941838, 1098811, 1255784, 1330518, 1520592, 1593574, 1774024, 1883676, 2197622, 2390361, 2511568, 2661036, 3187148, 3296433, 3548048, 3767352, 4395244, 4780722, 5322072, 5577509, 6374296, 6592866, 7534704, 8790488, 9561444, 10644144, 11155018, 12748592, 13185732, 16732527, 17580976, 19122888, 22310036, 26371464, 33465054, 38245776, 44620072, 52742928, 62946173, 66930108, 89240144, 125892346, 133860216, 188838519, 251784692, 267720432, 377677038, 440623211, 503569384, 755354076, 881246422, 1007138768, 1321869633, 1510708152, 1762492844, 2643739266, 3021416304, 3524985688, 5287478532, 7049971376, 10574957064, 21149914128]

約数ペア:

[(1, 21149914128), (2, 10574957064), (3, 7049971376), (4, 5287478532), (6, 3524985688), (7, 3021416304), (8, 2643739266), (12, 1762492844), (14, 1510708152), (16, 1321869633), (21, 1007138768), (24, 881246422), (28, 755354076), (42, 503569384), (48, 440623211), (56, 377677038), (79, 267720432), (84, 251784692), (112, 188838519), (158, 133860216), (168, 125892346), (237, 89240144), (316, 66930108), (336, 62946173), (401, 52742928), (474, 44620072), (553, 38245776), (632, 33465054), (802, 26371464), (948, 22310036), (1106, 19122888), (1203, 17580976), (1264, 16732527), (1604, 13185732), (1659, 12748592), (1896, 11155018), (1987, 10644144), (2212, 9561444), (2406, 8790488), (2807, 7534704), (3208, 6592866), (3318, 6374296), (3792, 5577509), (3974, 5322072), (4424, 4780722), (4812, 4395244), (5614, 3767352), (5961, 3548048), (6416, 3296433), (6636, 3187148), (7948, 2661036), (8421, 2511568), (8848, 2390361), (9624, 2197622), (11228, 1883676), (11922, 1774024), (13272, 1593574), (13909, 1520592), (15896, 1330518), (16842, 1255784), (19248, 1098811), (22456, 941838), (23844, 887012), (26544, 796787), (27818, 760296), (31679, 667632), (31792, 665259), (33684, 627892), (41727, 506864), (44912, 470919), (47688, 443506), (55636, 380148), (63358, 333816), (67368, 313946), (83454, 253432), (95037, 222544), (95376, 221753), (111272, 190074), (126716, 166908), (134736, 156973)]