21141135

素因数分解:

$3^3\times 5^1\times {\mathrm{156601}}^1$

素因数の和:156615

約数の個数: 16

約数和(自身を含む): 37584480

約数和(自身を除く): 16443345

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 156601, 469803, 783005, 1409409, 2349015, 4228227, 7047045, 21141135]

約数ペア:

[(1, 21141135), (3, 7047045), (5, 4228227), (9, 2349015), (15, 1409409), (27, 783005), (45, 469803), (135, 156601)]