21069294

素因数分解:

$2^1\times 3^1\times {\mathrm{479}}^1\times {\mathrm{7331}}^1$

素因数の和:7815

約数の個数: 16

約数和(自身を含む): 42232320

約数和(自身を除く): 21163026

約数列:

[1, 2, 3, 6, 479, 958, 1437, 2874, 7331, 14662, 21993, 43986, 3511549, 7023098, 10534647, 21069294]

約数ペア:

[(1, 21069294), (2, 10534647), (3, 7023098), (6, 3511549), (479, 43986), (958, 21993), (1437, 14662), (2874, 7331)]