21889398

素因数分解:

$2^1\times 3^1\times {\mathrm{419}}^1\times {\mathrm{8707}}^1$

素因数の和:9131

約数の個数: 16

約数和(自身を含む): 43888320

約数和(自身を除く): 21998922

約数列:

[1, 2, 3, 6, 419, 838, 1257, 2514, 8707, 17414, 26121, 52242, 3648233, 7296466, 10944699, 21889398]

約数ペア:

[(1, 21889398), (2, 10944699), (3, 7296466), (6, 3648233), (419, 52242), (838, 26121), (1257, 17414), (2514, 8707)]