21423604

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{10163}}^1$

素因数の和:10215

約数の個数: 24

約数和(自身を含む): 40981248

約数和(自身を除く): 19557644

約数列:

[1, 2, 4, 17, 31, 34, 62, 68, 124, 527, 1054, 2108, 10163, 20326, 40652, 172771, 315053, 345542, 630106, 691084, 1260212, 5355901, 10711802, 21423604]

約数ペア:

[(1, 21423604), (2, 10711802), (4, 5355901), (17, 1260212), (31, 691084), (34, 630106), (62, 345542), (68, 315053), (124, 172771), (527, 40652), (1054, 20326), (2108, 10163)]