21861615

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{63367}}^1$

素因数の和:63398

約数の個数: 16

約数和(自身を含む): 36499968

約数和(自身を除く): 14638353

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 63367, 190101, 316835, 950505, 1457441, 4372323, 7287205, 21861615]

約数ペア:

[(1, 21861615), (3, 7287205), (5, 4372323), (15, 1457441), (23, 950505), (69, 316835), (115, 190101), (345, 63367)]