21329892

素因数分解:

$2^2\times 3^4\times {\mathrm{43}}^1\times {\mathrm{1531}}^1$

素因数の和:1590

約数の個数: 60

約数和(自身を含む): 57094576

約数和(自身を除く): 35764684

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 81, 86, 108, 129, 162, 172, 258, 324, 387, 516, 774, 1161, 1531, 1548, 2322, 3062, 3483, 4593, 4644, 6124, 6966, 9186, 13779, 13932, 18372, 27558, 41337, 55116, 65833, 82674, 124011, 131666, 165348, 197499, 248022, 263332, 394998, 496044, 592497, 789996, 1184994, 1777491, 2369988, 3554982, 5332473, 7109964, 10664946, 21329892]

約数ペア:

[(1, 21329892), (2, 10664946), (3, 7109964), (4, 5332473), (6, 3554982), (9, 2369988), (12, 1777491), (18, 1184994), (27, 789996), (36, 592497), (43, 496044), (54, 394998), (81, 263332), (86, 248022), (108, 197499), (129, 165348), (162, 131666), (172, 124011), (258, 82674), (324, 65833), (387, 55116), (516, 41337), (774, 27558), (1161, 18372), (1531, 13932), (1548, 13779), (2322, 9186), (3062, 6966), (3483, 6124), (4593, 4644)]