21237634

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{5393}}^1$

素因数の和:5585

約数の個数: 16

約数和(自身を含む): 34953120

約数和(自身を除く): 13715486

約数列:

[1, 2, 11, 22, 179, 358, 1969, 3938, 5393, 10786, 59323, 118646, 965347, 1930694, 10618817, 21237634]

約数ペア:

[(1, 21237634), (2, 10618817), (11, 1930694), (22, 965347), (179, 118646), (358, 59323), (1969, 10786), (3938, 5393)]