21659018

素因数分解:

$2^1\times {\mathrm{31}}^2\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:314

約数の個数: 24

約数和(自身を含む): 34318080

約数和(自身を除く): 12659062

約数列:

[1, 2, 31, 59, 62, 118, 191, 382, 961, 1829, 1922, 3658, 5921, 11269, 11842, 22538, 56699, 113398, 183551, 349339, 367102, 698678, 10829509, 21659018]

約数ペア:

[(1, 21659018), (2, 10829509), (31, 698678), (59, 367102), (62, 349339), (118, 183551), (191, 113398), (382, 56699), (961, 22538), (1829, 11842), (1922, 11269), (3658, 5921)]