21130010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{192091}}^1$

素因数の和:192109

約数の個数: 16

約数和(自身を含む): 41491872

約数和(自身を除く): 20361862

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 192091, 384182, 960455, 1920910, 2113001, 4226002, 10565005, 21130010]

約数ペア:

[(1, 21130010), (2, 10565005), (5, 4226002), (10, 2113001), (11, 1920910), (22, 960455), (55, 384182), (110, 192091)]