21714705

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{10267}}^1$

素因数の和:10325

約数の個数: 24

約数和(自身を含む): 38443392

約数和(自身を除く): 16728687

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 10267, 30801, 51335, 92403, 154005, 462015, 482549, 1447647, 2412745, 4342941, 7238235, 21714705]

約数ペア:

[(1, 21714705), (3, 7238235), (5, 4342941), (9, 2412745), (15, 1447647), (45, 482549), (47, 462015), (141, 154005), (235, 92403), (423, 51335), (705, 30801), (2115, 10267)]