21348103665

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{29045039}}^1$

素因数の和:29045061

約数の個数: 24

約数和(自身を含む): 39733614720

約数和(自身を除く): 18385511055

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 29045039, 87135117, 145225195, 203315273, 435675585, 609945819, 1016576365, 1423206911, 3049729095, 4269620733, 7116034555, 21348103665]

約数ペア:

[(1, 21348103665), (3, 7116034555), (5, 4269620733), (7, 3049729095), (15, 1423206911), (21, 1016576365), (35, 609945819), (49, 435675585), (105, 203315273), (147, 145225195), (245, 87135117), (735, 29045039)]