21913192

素因数分解:

$2^3\times 7^2\times {\mathrm{55901}}^1$

素因数の和:55921

約数の個数: 24

約数和(自身を含む): 47796210

約数和(自身を除く): 25883018

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 55901, 111802, 223604, 391307, 447208, 782614, 1565228, 2739149, 3130456, 5478298, 10956596, 21913192]

約数ペア:

[(1, 21913192), (2, 10956596), (4, 5478298), (7, 3130456), (8, 2739149), (14, 1565228), (28, 782614), (49, 447208), (56, 391307), (98, 223604), (196, 111802), (392, 55901)]