21515591521

素因数分解:

${\mathrm{29}}^1\times {\mathrm{47}}^2\times {\mathrm{53}}^1\times {\mathrm{6337}}^1$

素因数の和:6513

約数の個数: 24

約数和(自身を含む): 23173882920

約数和(自身を除く): 1658291399

約数列:

[1, 29, 47, 53, 1363, 1537, 2209, 2491, 6337, 64061, 72239, 117077, 183773, 297839, 335861, 3395233, 8637331, 9739969, 13998433, 15785467, 405954557, 457778543, 741916949, 21515591521]

約数ペア:

[(1, 21515591521), (29, 741916949), (47, 457778543), (53, 405954557), (1363, 15785467), (1537, 13998433), (2209, 9739969), (2491, 8637331), (6337, 3395233), (64061, 335861), (72239, 297839), (117077, 183773)]