21974884

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{797}}^1$

素因数の和:975

約数の個数: 24

約数和(自身を含む): 39481848

約数和(自身を除く): 17506964

約数列:

[1, 2, 4, 61, 113, 122, 226, 244, 452, 797, 1594, 3188, 6893, 13786, 27572, 48617, 90061, 97234, 180122, 194468, 360244, 5493721, 10987442, 21974884]

約数ペア:

[(1, 21974884), (2, 10987442), (4, 5493721), (61, 360244), (113, 194468), (122, 180122), (226, 97234), (244, 90061), (452, 48617), (797, 27572), (1594, 13786), (3188, 6893)]