21098093205

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{4001}}^1\times {\mathrm{50221}}^1$

素因数の和:54237

約数の個数: 32

約数和(自身を含む): 38589781248

約数和(自身を除く): 17491688043

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 4001, 12003, 20005, 28007, 50221, 60015, 84021, 140035, 150663, 251105, 351547, 420105, 753315, 1054641, 1757735, 5273205, 200934221, 602802663, 1004671105, 1406539547, 3014013315, 4219618641, 7032697735, 21098093205]

約数ペア:

[(1, 21098093205), (3, 7032697735), (5, 4219618641), (7, 3014013315), (15, 1406539547), (21, 1004671105), (35, 602802663), (105, 200934221), (4001, 5273205), (12003, 1757735), (20005, 1054641), (28007, 753315), (50221, 420105), (60015, 351547), (84021, 251105), (140035, 150663)]