21076562410

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5479}}^1\times {\mathrm{12409}}^1$

素因数の和:17926

約数の個数: 32

約数和(自身を含む): 39171916800

約数和(自身を除く): 18095354390

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 5479, 10958, 12409, 24818, 27395, 54790, 62045, 124090, 169849, 339698, 384679, 769358, 849245, 1698490, 1923395, 3846790, 67988911, 135977822, 339944555, 679889110, 2107656241, 4215312482, 10538281205, 21076562410]

約数ペア:

[(1, 21076562410), (2, 10538281205), (5, 4215312482), (10, 2107656241), (31, 679889110), (62, 339944555), (155, 135977822), (310, 67988911), (5479, 3846790), (10958, 1923395), (12409, 1698490), (24818, 849245), (27395, 769358), (54790, 384679), (62045, 339698), (124090, 169849)]