21618662

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{829}}^1$

素因数の和:920

約数の個数: 32

約数和(自身を含む): 37648800

約数和(自身を除く): 16030138

約数列:

[1, 2, 13, 17, 26, 34, 59, 118, 221, 442, 767, 829, 1003, 1534, 1658, 2006, 10777, 13039, 14093, 21554, 26078, 28186, 48911, 97822, 183209, 366418, 635843, 831487, 1271686, 1662974, 10809331, 21618662]

約数ペア:

[(1, 21618662), (2, 10809331), (13, 1662974), (17, 1271686), (26, 831487), (34, 635843), (59, 366418), (118, 183209), (221, 97822), (442, 48911), (767, 28186), (829, 26078), (1003, 21554), (1534, 14093), (1658, 13039), (2006, 10777)]