21237950

素因数分解:

$2^1\times 5^2\times {\mathrm{233}}^1\times {\mathrm{1823}}^1$

素因数の和:2068

約数の個数: 24

約数和(自身を含む): 39693888

約数和(自身を除く): 18455938

約数列:

[1, 2, 5, 10, 25, 50, 233, 466, 1165, 1823, 2330, 3646, 5825, 9115, 11650, 18230, 45575, 91150, 424759, 849518, 2123795, 4247590, 10618975, 21237950]

約数ペア:

[(1, 21237950), (2, 10618975), (5, 4247590), (10, 2123795), (25, 849518), (50, 424759), (233, 91150), (466, 45575), (1165, 18230), (1823, 11650), (2330, 9115), (3646, 5825)]