21318266

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{18097}}^1$

素因数の和:18149

約数の個数: 16

約数和(自身を含む): 34748160

約数和(自身を除く): 13429894

約数列:

[1, 2, 19, 31, 38, 62, 589, 1178, 18097, 36194, 343843, 561007, 687686, 1122014, 10659133, 21318266]

約数ペア:

[(1, 21318266), (2, 10659133), (19, 1122014), (31, 687686), (38, 561007), (62, 343843), (589, 36194), (1178, 18097)]