21813804

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{14779}}^1$

素因数の和:14830

約数の個数: 36

約数和(自身を含む): 56489160

約数和(自身を除く): 34675356

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 123, 164, 246, 369, 492, 738, 1476, 14779, 29558, 44337, 59116, 88674, 133011, 177348, 266022, 532044, 605939, 1211878, 1817817, 2423756, 3635634, 5453451, 7271268, 10906902, 21813804]

約数ペア:

[(1, 21813804), (2, 10906902), (3, 7271268), (4, 5453451), (6, 3635634), (9, 2423756), (12, 1817817), (18, 1211878), (36, 605939), (41, 532044), (82, 266022), (123, 177348), (164, 133011), (246, 88674), (369, 59116), (492, 44337), (738, 29558), (1476, 14779)]