21247992

素因数分解:

$2^3\times 3^2\times {\mathrm{295111}}^1$

素因数の和:295123

約数の個数: 24

約数和(自身を含む): 57546840

約数和(自身を除く): 36298848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 295111, 590222, 885333, 1180444, 1770666, 2360888, 2655999, 3541332, 5311998, 7082664, 10623996, 21247992]

約数ペア:

[(1, 21247992), (2, 10623996), (3, 7082664), (4, 5311998), (6, 3541332), (8, 2655999), (9, 2360888), (12, 1770666), (18, 1180444), (24, 885333), (36, 590222), (72, 295111)]