21032730

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{77899}}^1$

素因数の和:77915

約数の個数: 32

約数和(自身を含む): 56088000

約数和(自身を除く): 35055270

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 77899, 155798, 233697, 389495, 467394, 701091, 778990, 1168485, 1402182, 2103273, 2336970, 3505455, 4206546, 7010910, 10516365, 21032730]

約数ペア:

[(1, 21032730), (2, 10516365), (3, 7010910), (5, 4206546), (6, 3505455), (9, 2336970), (10, 2103273), (15, 1402182), (18, 1168485), (27, 778990), (30, 701091), (45, 467394), (54, 389495), (90, 233697), (135, 155798), (270, 77899)]