21923090

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{44741}}^1$

素因数の和:44762

約数の個数: 24

約数和(自身を含む): 45905292

約数和(自身を除く): 23982202

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 44741, 89482, 223705, 313187, 447410, 626374, 1565935, 2192309, 3131870, 4384618, 10961545, 21923090]

約数ペア:

[(1, 21923090), (2, 10961545), (5, 4384618), (7, 3131870), (10, 2192309), (14, 1565935), (35, 626374), (49, 447410), (70, 313187), (98, 223705), (245, 89482), (490, 44741)]