21109810570

素因数分解:

$2^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{887}}^1\times {\mathrm{15761}}^1$

素因数の和:16806

約数の個数: 32

約数和(自身を含む): 38294850816

約数和(自身を除く): 17185040246

約数列:

[1, 2, 5, 10, 151, 302, 755, 887, 1510, 1774, 4435, 8870, 15761, 31522, 78805, 133937, 157610, 267874, 669685, 1339370, 2379911, 4759822, 11899555, 13980007, 23799110, 27960014, 69900035, 139800070, 2110981057, 4221962114, 10554905285, 21109810570]

約数ペア:

[(1, 21109810570), (2, 10554905285), (5, 4221962114), (10, 2110981057), (151, 139800070), (302, 69900035), (755, 27960014), (887, 23799110), (1510, 13980007), (1774, 11899555), (4435, 4759822), (8870, 2379911), (15761, 1339370), (31522, 669685), (78805, 267874), (133937, 157610)]