21524980

素因数分解:

$2^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{3803}}^1$

素因数の和:4095

約数の個数: 24

約数和(自身を含む): 45374112

約数和(自身を除く): 23849132

約数列:

[1, 2, 4, 5, 10, 20, 283, 566, 1132, 1415, 2830, 3803, 5660, 7606, 15212, 19015, 38030, 76060, 1076249, 2152498, 4304996, 5381245, 10762490, 21524980]

約数ペア:

[(1, 21524980), (2, 10762490), (4, 5381245), (5, 4304996), (10, 2152498), (20, 1076249), (283, 76060), (566, 38030), (1132, 19015), (1415, 15212), (2830, 7606), (3803, 5660)]