21466860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{357781}}^1$

素因数の和:357793

約数の個数: 24

約数和(自身を含む): 60107376

約数和(自身を除く): 38640516

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 357781, 715562, 1073343, 1431124, 1788905, 2146686, 3577810, 4293372, 5366715, 7155620, 10733430, 21466860]

約数ペア:

[(1, 21466860), (2, 10733430), (3, 7155620), (4, 5366715), (5, 4293372), (6, 3577810), (10, 2146686), (12, 1788905), (15, 1431124), (20, 1073343), (30, 715562), (60, 357781)]