21847467

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1\times {\mathrm{677}}^1$

素因数の和:1058

約数の個数: 16

約数和(自身を含む): 30200832

約数和(自身を除く): 8353365

約数列:

[1, 3, 31, 93, 347, 677, 1041, 2031, 10757, 20987, 32271, 62961, 234919, 704757, 7282489, 21847467]

約数ペア:

[(1, 21847467), (3, 7282489), (31, 704757), (93, 234919), (347, 62961), (677, 32271), (1041, 20987), (2031, 10757)]