22161519

素因数分解:

$3^4\times {\mathrm{107}}^1\times {\mathrm{2557}}^1$

素因数の和:2676

約数の個数: 20

約数和(自身を含む): 33427944

約数和(自身を除く): 11266425

約数列:

[1, 3, 9, 27, 81, 107, 321, 963, 2557, 2889, 7671, 8667, 23013, 69039, 207117, 273599, 820797, 2462391, 7387173, 22161519]

約数ペア:

[(1, 22161519), (3, 7387173), (9, 2462391), (27, 820797), (81, 273599), (107, 207117), (321, 69039), (963, 23013), (2557, 8667), (2889, 7671)]