21000307701152

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{8445961}}^1$

素因数の和:8446166

約数の個数: 96

約数和(自身を含む): 45887925061440

約数和(自身を除く): 24887617360288

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 86, 104, 139, 172, 208, 278, 344, 416, 556, 559, 688, 1112, 1118, 1376, 1807, 2224, 2236, 3614, 4448, 4472, 5977, 7228, 8944, 11954, 14456, 17888, 23908, 28912, 47816, 57824, 77701, 95632, 155402, 191264, 310804, 621608, 1243216, 2486432, 8445961, 16891922, 33783844, 67567688, 109797493, 135135376, 219594986, 270270752, 363176323, 439189972, 726352646, 878379944, 1173988579, 1452705292, 1756759888, 2347977158, 2905410584, 3513519776, 4695954316, 4721292199, 5810821168, 9391908632, 9442584398, 11621642336, 15261851527, 18783817264, 18885168796, 30523703054, 37567634528, 37770337592, 50481508897, 61047406108, 75540675184, 100963017794, 122094812216, 151081350368, 201926035588, 244189624432, 403852071176, 488379248864, 656259615661, 807704142352, 1312519231322, 1615408284704, 2625038462644, 5250076925288, 10500153850576, 21000307701152]

約数ペア:

[(1, 21000307701152), (2, 10500153850576), (4, 5250076925288), (8, 2625038462644), (13, 1615408284704), (16, 1312519231322), (26, 807704142352), (32, 656259615661), (43, 488379248864), (52, 403852071176), (86, 244189624432), (104, 201926035588), (139, 151081350368), (172, 122094812216), (208, 100963017794), (278, 75540675184), (344, 61047406108), (416, 50481508897), (556, 37770337592), (559, 37567634528), (688, 30523703054), (1112, 18885168796), (1118, 18783817264), (1376, 15261851527), (1807, 11621642336), (2224, 9442584398), (2236, 9391908632), (3614, 5810821168), (4448, 4721292199), (4472, 4695954316), (5977, 3513519776), (7228, 2905410584), (8944, 2347977158), (11954, 1756759888), (14456, 1452705292), (17888, 1173988579), (23908, 878379944), (28912, 726352646), (47816, 439189972), (57824, 363176323), (77701, 270270752), (95632, 219594986), (155402, 135135376), (191264, 109797493), (310804, 67567688), (621608, 33783844), (1243216, 16891922), (2486432, 8445961)]