21526595

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{433}}^1$

素因数の和:662

約数の個数: 16

約数和(自身を含む): 26477472

約数和(自身を除く): 4950877

約数列:

[1, 5, 61, 163, 305, 433, 815, 2165, 9943, 26413, 49715, 70579, 132065, 352895, 4305319, 21526595]

約数ペア:

[(1, 21526595), (5, 4305319), (61, 352895), (163, 132065), (305, 70579), (433, 49715), (815, 26413), (2165, 9943)]