21631862

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{49843}}^1$

素因数の和:49883

約数の個数: 16

約数和(自身を含む): 38280192

約数和(自身を除く): 16648330

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 49843, 99686, 348901, 697802, 1545133, 3090266, 10815931, 21631862]

約数ペア:

[(1, 21631862), (2, 10815931), (7, 3090266), (14, 1545133), (31, 697802), (62, 348901), (217, 99686), (434, 49843)]