21103698278

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{2248423}}^1$

素因数の和:2248476

約数の個数: 24

約数和(自身を含む): 35979280848

約数和(自身を除く): 14875582570

約数列:

[1, 2, 13, 19, 26, 38, 247, 361, 494, 722, 4693, 9386, 2248423, 4496846, 29229499, 42720037, 58458998, 85440074, 555360481, 811680703, 1110720962, 1623361406, 10551849139, 21103698278]

約数ペア:

[(1, 21103698278), (2, 10551849139), (13, 1623361406), (19, 1110720962), (26, 811680703), (38, 555360481), (247, 85440074), (361, 58458998), (494, 42720037), (722, 29229499), (4693, 4496846), (9386, 2248423)]