21821204

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{2099}}^1$

素因数の和:2239

約数の個数: 24

約数和(自身を含む): 40219200

約数和(自身を除く): 18397996

約数列:

[1, 2, 4, 23, 46, 92, 113, 226, 452, 2099, 2599, 4198, 5198, 8396, 10396, 48277, 96554, 193108, 237187, 474374, 948748, 5455301, 10910602, 21821204]

約数ペア:

[(1, 21821204), (2, 10910602), (4, 5455301), (23, 948748), (46, 474374), (92, 237187), (113, 193108), (226, 96554), (452, 48277), (2099, 10396), (2599, 8396), (4198, 5198)]