21800233

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{5843}}^1$

素因数の和:5904

約数の個数: 16

約数和(自身を含む): 27490176

約数和(自身を除く): 5689943

約数列:

[1, 7, 13, 41, 91, 287, 533, 3731, 5843, 40901, 75959, 239563, 531713, 1676941, 3114319, 21800233]

約数ペア:

[(1, 21800233), (7, 3114319), (13, 1676941), (41, 531713), (91, 239563), (287, 75959), (533, 40901), (3731, 5843)]