21291240076

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{3653267}}^1$

素因数の和:3653349

約数の個数: 24

約数和(自身を含む): 39279937536

約数和(自身を除く): 17988697460

約数列:

[1, 2, 4, 31, 47, 62, 94, 124, 188, 1457, 2914, 5828, 3653267, 7306534, 14613068, 113251277, 171703549, 226502554, 343407098, 453005108, 686814196, 5322810019, 10645620038, 21291240076]

約数ペア:

[(1, 21291240076), (2, 10645620038), (4, 5322810019), (31, 686814196), (47, 453005108), (62, 343407098), (94, 226502554), (124, 171703549), (188, 113251277), (1457, 14613068), (2914, 7306534), (5828, 3653267)]