21485827

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{461}}^1$

素因数の和:714

約数の個数: 16

約数和(自身を含む): 24837120

約数和(自身を除く): 3351293

約数列:

[1, 11, 19, 209, 223, 461, 2453, 4237, 5071, 8759, 46607, 96349, 102803, 1130833, 1953257, 21485827]

約数ペア:

[(1, 21485827), (11, 1953257), (19, 1130833), (209, 102803), (223, 96349), (461, 46607), (2453, 8759), (4237, 5071)]