42100390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{221581}}^1$

素因数の和:221607

約数の個数: 16

約数和(自身を含む): 79769520

約数和(自身を除く): 37669130

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 221581, 443162, 1107905, 2215810, 4210039, 8420078, 21050195, 42100390]

約数ペア:

[(1, 42100390), (2, 21050195), (5, 8420078), (10, 4210039), (19, 2215810), (38, 1107905), (95, 443162), (190, 221581)]