21238834

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1\times {\mathrm{587}}^1$

素因数の和:897

約数の個数: 16

約数和(自身を含む): 32457600

約数和(自身を除く): 11218766

約数列:

[1, 2, 79, 158, 229, 458, 587, 1174, 18091, 36182, 46373, 92746, 134423, 268846, 10619417, 21238834]

約数ペア:

[(1, 21238834), (2, 10619417), (79, 268846), (158, 134423), (229, 92746), (458, 46373), (587, 36182), (1174, 18091)]