21874111

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{1009}}^1$

素因数の和:1198

約数の個数: 16

約数和(自身を含む): 26502400

約数和(自身を除く): 4628289

約数列:

[1, 7, 19, 133, 163, 1009, 1141, 3097, 7063, 19171, 21679, 134197, 164467, 1151269, 3124873, 21874111]

約数ペア:

[(1, 21874111), (7, 3124873), (19, 1151269), (133, 164467), (163, 134197), (1009, 21679), (1141, 19171), (3097, 7063)]