20212310

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{577}}^1$

素因数の和:728

約数の個数: 32

約数和(自身を含む): 37953792

約数和(自身を除く): 17741482

約数列:

[1, 2, 5, 10, 31, 62, 113, 155, 226, 310, 565, 577, 1130, 1154, 2885, 3503, 5770, 7006, 17515, 17887, 35030, 35774, 65201, 89435, 130402, 178870, 326005, 652010, 2021231, 4042462, 10106155, 20212310]

約数ペア:

[(1, 20212310), (2, 10106155), (5, 4042462), (10, 2021231), (31, 652010), (62, 326005), (113, 178870), (155, 130402), (226, 89435), (310, 65201), (565, 35774), (577, 35030), (1130, 17887), (1154, 17515), (2885, 7006), (3503, 5770)]