21210146

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1\times {\mathrm{1039}}^1$

素因数の和:1273

約数の個数: 16

約数和(自身を含む): 32572800

約数和(自身を除く): 11362654

約数列:

[1, 2, 59, 118, 173, 346, 1039, 2078, 10207, 20414, 61301, 122602, 179747, 359494, 10605073, 21210146]

約数ペア:

[(1, 21210146), (2, 10605073), (59, 359494), (118, 179747), (173, 122602), (346, 61301), (1039, 20414), (2078, 10207)]