21931822

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{12619}}^1$

素因数の和:12711

約数の個数: 16

約数和(自身を含む): 36345600

約数和(自身を除く): 14413778

約数列:

[1, 2, 11, 22, 79, 158, 869, 1738, 12619, 25238, 138809, 277618, 996901, 1993802, 10965911, 21931822]

約数ペア:

[(1, 21931822), (2, 10965911), (11, 1993802), (22, 996901), (79, 277618), (158, 138809), (869, 25238), (1738, 12619)]