21169324

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{3229}}^1$

素因数の和:3393

約数の個数: 24

約数和(自身を含む): 40698000

約数和(自身を除く): 19528676

約数列:

[1, 2, 4, 11, 22, 44, 149, 298, 596, 1639, 3229, 3278, 6458, 6556, 12916, 35519, 71038, 142076, 481121, 962242, 1924484, 5292331, 10584662, 21169324]

約数ペア:

[(1, 21169324), (2, 10584662), (4, 5292331), (11, 1924484), (22, 962242), (44, 481121), (149, 142076), (298, 71038), (596, 35519), (1639, 12916), (3229, 6556), (3278, 6458)]