21704348

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{2767}}^1$

素因数の和:2861

約数の個数: 24

約数和(自身を含む): 39759552

約数和(自身を除く): 18055204

約数列:

[1, 2, 4, 37, 53, 74, 106, 148, 212, 1961, 2767, 3922, 5534, 7844, 11068, 102379, 146651, 204758, 293302, 409516, 586604, 5426087, 10852174, 21704348]

約数ペア:

[(1, 21704348), (2, 10852174), (4, 5426087), (37, 586604), (53, 409516), (74, 293302), (106, 204758), (148, 146651), (212, 102379), (1961, 11068), (2767, 7844), (3922, 5534)]