21715750

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{12409}}^1$

素因数の和:12433

約数の個数: 32

約数和(自身を含む): 46463040

約数和(自身を除く): 24747290

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 250, 350, 875, 1750, 12409, 24818, 62045, 86863, 124090, 173726, 310225, 434315, 620450, 868630, 1551125, 2171575, 3102250, 4343150, 10857875, 21715750]

約数ペア:

[(1, 21715750), (2, 10857875), (5, 4343150), (7, 3102250), (10, 2171575), (14, 1551125), (25, 868630), (35, 620450), (50, 434315), (70, 310225), (125, 173726), (175, 124090), (250, 86863), (350, 62045), (875, 24818), (1750, 12409)]