21477922

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{5527}}^1$

素因数の和:5625

約数の個数: 16

約数和(自身を含む): 33831360

約数和(自身を除く): 12353438

約数列:

[1, 2, 29, 58, 67, 134, 1943, 3886, 5527, 11054, 160283, 320566, 370309, 740618, 10738961, 21477922]

約数ペア:

[(1, 21477922), (2, 10738961), (29, 740618), (58, 370309), (67, 320566), (134, 160283), (1943, 11054), (3886, 5527)]