21092730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{1409}}^1$

素因数の和:1918

約数の個数: 32

約数和(自身を含む): 50760000

約数和(自身を除く): 29667270

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 499, 998, 1409, 1497, 2495, 2818, 2994, 4227, 4990, 7045, 7485, 8454, 14090, 14970, 21135, 42270, 703091, 1406182, 2109273, 3515455, 4218546, 7030910, 10546365, 21092730]

約数ペア:

[(1, 21092730), (2, 10546365), (3, 7030910), (5, 4218546), (6, 3515455), (10, 2109273), (15, 1406182), (30, 703091), (499, 42270), (998, 21135), (1409, 14970), (1497, 14090), (2495, 8454), (2818, 7485), (2994, 7045), (4227, 4990)]