21455566

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{18401}}^1$

素因数の和:18467

約数の個数: 16

約数和(自身を含む): 35773488

約数和(自身を除く): 14317922

約数列:

[1, 2, 11, 22, 53, 106, 583, 1166, 18401, 36802, 202411, 404822, 975253, 1950506, 10727783, 21455566]

約数ペア:

[(1, 21455566), (2, 10727783), (11, 1950506), (22, 975253), (53, 404822), (106, 202411), (583, 36802), (1166, 18401)]