21177500445

素因数分解:

$3^2\times 5^1\times {\mathrm{470611121}}^1$

素因数の和:470611132

約数の個数: 12

約数和(自身を含む): 36707667516

約数和(自身を除く): 15530167071

約数列:

[1, 3, 5, 9, 15, 45, 470611121, 1411833363, 2353055605, 4235500089, 7059166815, 21177500445]

約数ペア:

[(1, 21177500445), (3, 7059166815), (5, 4235500089), (9, 2353055605), (15, 1411833363), (45, 470611121)]