21550222

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1\times {\mathrm{1009}}^1$

素因数の和:1251

約数の個数: 16

約数和(自身を含む): 33087600

約数和(自身を除く): 11537378

約数列:

[1, 2, 59, 118, 181, 362, 1009, 2018, 10679, 21358, 59531, 119062, 182629, 365258, 10775111, 21550222]

約数ペア:

[(1, 21550222), (2, 10775111), (59, 365258), (118, 182629), (181, 119062), (362, 59531), (1009, 21358), (2018, 10679)]