21268545

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{34583}}^1$

素因数の和:34632

約数の個数: 16

約数和(自身を含む): 34860672

約数和(自身を除く): 13592127

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 34583, 103749, 172915, 518745, 1417903, 4253709, 7089515, 21268545]

約数ペア:

[(1, 21268545), (3, 7089515), (5, 4253709), (15, 1417903), (41, 518745), (123, 172915), (205, 103749), (615, 34583)]