21672018

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{22717}}^1$

素因数の和:22778

約数の個数: 24

約数和(自身を含む): 47844108

約数和(自身を除く): 26172090

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 318, 477, 954, 22717, 45434, 68151, 136302, 204453, 408906, 1204001, 2408002, 3612003, 7224006, 10836009, 21672018]

約数ペア:

[(1, 21672018), (2, 10836009), (3, 7224006), (6, 3612003), (9, 2408002), (18, 1204001), (53, 408906), (106, 204453), (159, 136302), (318, 68151), (477, 45434), (954, 22717)]