21167140305

素因数分解:

$3^1\times 5^1\times {\mathrm{24841}}^1\times {\mathrm{56807}}^1$

素因数の和:81656

約数の個数: 16

約数和(自身を含む): 33869384064

約数和(自身を除く): 12702243759

約数列:

[1, 3, 5, 15, 24841, 56807, 74523, 124205, 170421, 284035, 372615, 852105, 1411142687, 4233428061, 7055713435, 21167140305]

約数ペア:

[(1, 21167140305), (3, 7055713435), (5, 4233428061), (15, 1411142687), (24841, 852105), (56807, 372615), (74523, 284035), (124205, 170421)]