21312098

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1\times {\mathrm{1009}}^1$

素因数の和:1249

約数の個数: 16

約数和(自身を含む): 32724000

約数和(自身を除く): 11411902

約数列:

[1, 2, 59, 118, 179, 358, 1009, 2018, 10561, 21122, 59531, 119062, 180611, 361222, 10656049, 21312098]

約数ペア:

[(1, 21312098), (2, 10656049), (59, 361222), (118, 180611), (179, 119062), (358, 59531), (1009, 21122), (2018, 10561)]