21772545

素因数分解:

$3^1\times 5^1\times {\mathrm{541}}^1\times {\mathrm{2683}}^1$

素因数の和:3232

約数の個数: 16

約数和(自身を含む): 34913472

約数和(自身を除く): 13140927

約数列:

[1, 3, 5, 15, 541, 1623, 2683, 2705, 8049, 8115, 13415, 40245, 1451503, 4354509, 7257515, 21772545]

約数ペア:

[(1, 21772545), (3, 7257515), (5, 4354509), (15, 1451503), (541, 40245), (1623, 13415), (2683, 8115), (2705, 8049)]