21164730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{705491}}^1$

素因数の和:705501

約数の個数: 16

約数和(自身を含む): 50795424

約数和(自身を除く): 29630694

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 705491, 1410982, 2116473, 3527455, 4232946, 7054910, 10582365, 21164730]

約数ペア:

[(1, 21164730), (2, 10582365), (3, 7054910), (5, 4232946), (6, 3527455), (10, 2116473), (15, 1410982), (30, 705491)]