21029868

素因数分解:

$2^2\times 3^4\times {\mathrm{47}}^1\times {\mathrm{1381}}^1$

素因数の和:1444

約数の個数: 60

約数和(自身を含む): 56186592

約数和(自身を除く): 35156724

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 47, 54, 81, 94, 108, 141, 162, 188, 282, 324, 423, 564, 846, 1269, 1381, 1692, 2538, 2762, 3807, 4143, 5076, 5524, 7614, 8286, 12429, 15228, 16572, 24858, 37287, 49716, 64907, 74574, 111861, 129814, 149148, 194721, 223722, 259628, 389442, 447444, 584163, 778884, 1168326, 1752489, 2336652, 3504978, 5257467, 7009956, 10514934, 21029868]

約数ペア:

[(1, 21029868), (2, 10514934), (3, 7009956), (4, 5257467), (6, 3504978), (9, 2336652), (12, 1752489), (18, 1168326), (27, 778884), (36, 584163), (47, 447444), (54, 389442), (81, 259628), (94, 223722), (108, 194721), (141, 149148), (162, 129814), (188, 111861), (282, 74574), (324, 64907), (423, 49716), (564, 37287), (846, 24858), (1269, 16572), (1381, 15228), (1692, 12429), (2538, 8286), (2762, 7614), (3807, 5524), (4143, 5076)]