21975483

素因数分解:

$3^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1\times {\mathrm{349}}^1$

素因数の和:642

約数の個数: 16

約数和(自身を含む): 29792000

約数和(自身を除く): 7816517

約数列:

[1, 3, 139, 151, 349, 417, 453, 1047, 20989, 48511, 52699, 62967, 145533, 158097, 7325161, 21975483]

約数ペア:

[(1, 21975483), (3, 7325161), (139, 158097), (151, 145533), (349, 62967), (417, 52699), (453, 48511), (1047, 20989)]