21754067

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:163

約数の個数: 24

約数和(自身を含む): 25084080

約数和(自身を除く): 3330013

約数列:

[1, 17, 23, 41, 59, 391, 529, 697, 943, 1003, 1357, 2419, 8993, 16031, 21689, 23069, 31211, 41123, 55637, 368713, 530587, 945829, 1279651, 21754067]

約数ペア:

[(1, 21754067), (17, 1279651), (23, 945829), (41, 530587), (59, 368713), (391, 55637), (529, 41123), (697, 31211), (943, 23069), (1003, 21689), (1357, 16031), (2419, 8993)]