21678270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{4327}}^1$

素因数の和:4504

約数の個数: 32

約数和(自身を含む): 52351488

約数和(自身を除く): 30673218

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 167, 334, 501, 835, 1002, 1670, 2505, 4327, 5010, 8654, 12981, 21635, 25962, 43270, 64905, 129810, 722609, 1445218, 2167827, 3613045, 4335654, 7226090, 10839135, 21678270]

約数ペア:

[(1, 21678270), (2, 10839135), (3, 7226090), (5, 4335654), (6, 3613045), (10, 2167827), (15, 1445218), (30, 722609), (167, 129810), (334, 64905), (501, 43270), (835, 25962), (1002, 21635), (1670, 12981), (2505, 8654), (4327, 5010)]