42120939

素因数分解:

$3^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{2837}}^1$

素因数の和:2955

約数の個数: 24

約数和(自身を含む): 66000528

約数和(自身を除く): 23879589

約数列:

[1, 3, 7, 21, 49, 101, 147, 303, 707, 2121, 2837, 4949, 8511, 14847, 19859, 59577, 139013, 286537, 417039, 859611, 2005759, 6017277, 14040313, 42120939]

約数ペア:

[(1, 42120939), (3, 14040313), (7, 6017277), (21, 2005759), (49, 859611), (101, 417039), (147, 286537), (303, 139013), (707, 59577), (2121, 19859), (2837, 14847), (4949, 8511)]