21785310

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{242059}}^1$

素因数の和:242072

約数の個数: 24

約数和(自身を含む): 56642040

約数和(自身を除く): 34856730

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 242059, 484118, 726177, 1210295, 1452354, 2178531, 2420590, 3630885, 4357062, 7261770, 10892655, 21785310]

約数ペア:

[(1, 21785310), (2, 10892655), (3, 7261770), (5, 4357062), (6, 3630885), (9, 2420590), (10, 2178531), (15, 1452354), (18, 1210295), (30, 726177), (45, 484118), (90, 242059)]