21307024

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{22571}}^1$

素因数の和:22638

約数の個数: 20

約数和(自身を含む): 41983920

約数和(自身を除く): 20676896

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 22571, 45142, 90284, 180568, 361136, 1331689, 2663378, 5326756, 10653512, 21307024]

約数ペア:

[(1, 21307024), (2, 10653512), (4, 5326756), (8, 2663378), (16, 1331689), (59, 361136), (118, 180568), (236, 90284), (472, 45142), (944, 22571)]