21136465364

素因数分解:

$2^2\times 7^3\times {\mathrm{17}}^1\times {\mathrm{906211}}^1$

素因数の和:906253

約数の個数: 48

約数和(自身を含む): 45673084800

約数和(自身を除く): 24536619436

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 98, 119, 196, 238, 343, 476, 686, 833, 1372, 1666, 3332, 5831, 11662, 23324, 906211, 1812422, 3624844, 6343477, 12686954, 15405587, 25373908, 30811174, 44404339, 61622348, 88808678, 107839109, 177617356, 215678218, 310830373, 431356436, 621660746, 754873763, 1243321492, 1509747526, 3019495052, 5284116341, 10568232682, 21136465364]

約数ペア:

[(1, 21136465364), (2, 10568232682), (4, 5284116341), (7, 3019495052), (14, 1509747526), (17, 1243321492), (28, 754873763), (34, 621660746), (49, 431356436), (68, 310830373), (98, 215678218), (119, 177617356), (196, 107839109), (238, 88808678), (343, 61622348), (476, 44404339), (686, 30811174), (833, 25373908), (1372, 15405587), (1666, 12686954), (3332, 6343477), (5831, 3624844), (11662, 1812422), (23324, 906211)]