21908236

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{34019}}^1$

素因数の和:34053

約数の個数: 24

約数和(自身を含む): 45722880

約数和(自身を除く): 23814644

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 34019, 68038, 136076, 238133, 476266, 782437, 952532, 1564874, 3129748, 5477059, 10954118, 21908236]

約数ペア:

[(1, 21908236), (2, 10954118), (4, 5477059), (7, 3129748), (14, 1564874), (23, 952532), (28, 782437), (46, 476266), (92, 238133), (161, 136076), (322, 68038), (644, 34019)]