21053342

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1\times {\mathrm{587}}^1$

素因数の和:895

約数の個数: 16

約数和(自身を含む): 32175360

約数和(自身を除く): 11122018

約数列:

[1, 2, 79, 158, 227, 454, 587, 1174, 17933, 35866, 46373, 92746, 133249, 266498, 10526671, 21053342]

約数ペア:

[(1, 21053342), (2, 10526671), (79, 266498), (158, 133249), (227, 92746), (454, 46373), (587, 35866), (1174, 17933)]