21529256

素因数分解:

$2^3\times 7^1\times {\mathrm{107}}^1\times {\mathrm{3593}}^1$

素因数の和:3713

約数の個数: 32

約数和(自身を含む): 46578240

約数和(自身を除く): 25048984

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 107, 214, 428, 749, 856, 1498, 2996, 3593, 5992, 7186, 14372, 25151, 28744, 50302, 100604, 201208, 384451, 768902, 1537804, 2691157, 3075608, 5382314, 10764628, 21529256]

約数ペア:

[(1, 21529256), (2, 10764628), (4, 5382314), (7, 3075608), (8, 2691157), (14, 1537804), (28, 768902), (56, 384451), (107, 201208), (214, 100604), (428, 50302), (749, 28744), (856, 25151), (1498, 14372), (2996, 7186), (3593, 5992)]