21314547

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{1229}}^1$

素因数の和:1323

約数の個数: 24

約数和(自身を含む): 32235840

約数和(自身を除く): 10921293

約数列:

[1, 3, 9, 41, 47, 123, 141, 369, 423, 1229, 1927, 3687, 5781, 11061, 17343, 50389, 57763, 151167, 173289, 453501, 519867, 2368283, 7104849, 21314547]

約数ペア:

[(1, 21314547), (3, 7104849), (9, 2368283), (41, 519867), (47, 453501), (123, 173289), (141, 151167), (369, 57763), (423, 50389), (1229, 17343), (1927, 11061), (3687, 5781)]