21000547725

素因数分解:

$3^1\times 5^2\times {\mathrm{151}}^1\times {\mathrm{1854353}}^1$

素因数の和:1854517

約数の個数: 24

約数和(自身を含む): 34950864192

約数和(自身を除く): 13950316467

約数列:

[1, 3, 5, 15, 25, 75, 151, 453, 755, 2265, 3775, 11325, 1854353, 5563059, 9271765, 27815295, 46358825, 139076475, 280007303, 840021909, 1400036515, 4200109545, 7000182575, 21000547725]

約数ペア:

[(1, 21000547725), (3, 7000182575), (5, 4200109545), (15, 1400036515), (25, 840021909), (75, 280007303), (151, 139076475), (453, 46358825), (755, 27815295), (2265, 9271765), (3775, 5563059), (11325, 1854353)]