21560010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{4409}}^1$

素因数の和:4582

約数の個数: 32

約数和(自身を含む): 52073280

約数和(自身を除く): 30513270

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 163, 326, 489, 815, 978, 1630, 2445, 4409, 4890, 8818, 13227, 22045, 26454, 44090, 66135, 132270, 718667, 1437334, 2156001, 3593335, 4312002, 7186670, 10780005, 21560010]

約数ペア:

[(1, 21560010), (2, 10780005), (3, 7186670), (5, 4312002), (6, 3593335), (10, 2156001), (15, 1437334), (30, 718667), (163, 132270), (326, 66135), (489, 44090), (815, 26454), (978, 22045), (1630, 13227), (2445, 8818), (4409, 4890)]