21045948

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{22777}}^1$

素因数の和:22802

約数の個数: 48

約数和(自身を含む): 61227264

約数和(自身を除く): 40181316

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924, 22777, 45554, 68331, 91108, 136662, 159439, 250547, 273324, 318878, 478317, 501094, 637756, 751641, 956634, 1002188, 1503282, 1753829, 1913268, 3006564, 3507658, 5261487, 7015316, 10522974, 21045948]

約数ペア:

[(1, 21045948), (2, 10522974), (3, 7015316), (4, 5261487), (6, 3507658), (7, 3006564), (11, 1913268), (12, 1753829), (14, 1503282), (21, 1002188), (22, 956634), (28, 751641), (33, 637756), (42, 501094), (44, 478317), (66, 318878), (77, 273324), (84, 250547), (132, 159439), (154, 136662), (231, 91108), (308, 68331), (462, 45554), (924, 22777)]