21874964

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{2633}}^1$

素因数の和:2735

約数の個数: 24

約数和(自身を含む): 40121088

約数和(自身を除く): 18246124

約数列:

[1, 2, 4, 31, 62, 67, 124, 134, 268, 2077, 2633, 4154, 5266, 8308, 10532, 81623, 163246, 176411, 326492, 352822, 705644, 5468741, 10937482, 21874964]

約数ペア:

[(1, 21874964), (2, 10937482), (4, 5468741), (31, 705644), (62, 352822), (67, 326492), (124, 176411), (134, 163246), (268, 81623), (2077, 10532), (2633, 8308), (4154, 5266)]