21300604

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{11071}}^1$

素因数の和:11125

約数の個数: 24

約数和(自身を含む): 41232128

約数和(自身を除く): 19931524

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 148, 481, 962, 1924, 11071, 22142, 44284, 143923, 287846, 409627, 575692, 819254, 1638508, 5325151, 10650302, 21300604]

約数ペア:

[(1, 21300604), (2, 10650302), (4, 5325151), (13, 1638508), (26, 819254), (37, 575692), (52, 409627), (74, 287846), (148, 143923), (481, 44284), (962, 22142), (1924, 11071)]