21770310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{10831}}^1$

素因数の和:10908

約数の個数: 32

約数和(自身を含む): 53033472

約数和(自身を除く): 31263162

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 67, 134, 201, 335, 402, 670, 1005, 2010, 10831, 21662, 32493, 54155, 64986, 108310, 162465, 324930, 725677, 1451354, 2177031, 3628385, 4354062, 7256770, 10885155, 21770310]

約数ペア:

[(1, 21770310), (2, 10885155), (3, 7256770), (5, 4354062), (6, 3628385), (10, 2177031), (15, 1451354), (30, 725677), (67, 324930), (134, 162465), (201, 108310), (335, 64986), (402, 54155), (670, 32493), (1005, 21662), (2010, 10831)]