21726584

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1657}}^1$

素因数の和:1823

約数の個数: 32

約数和(自身を含む): 44766000

約数和(自身を除く): 23039416

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 149, 298, 596, 1192, 1639, 1657, 3278, 3314, 6556, 6628, 13112, 13256, 18227, 36454, 72908, 145816, 246893, 493786, 987572, 1975144, 2715823, 5431646, 10863292, 21726584]

約数ペア:

[(1, 21726584), (2, 10863292), (4, 5431646), (8, 2715823), (11, 1975144), (22, 987572), (44, 493786), (88, 246893), (149, 145816), (298, 72908), (596, 36454), (1192, 18227), (1639, 13256), (1657, 13112), (3278, 6628), (3314, 6556)]