21000966450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{2641631}}^1$

素因数の和:2641699

約数の個数: 48

約数和(自身を含む): 53065103616

約数和(自身を除く): 32064137166

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 53, 75, 106, 150, 159, 265, 318, 530, 795, 1325, 1590, 2650, 3975, 7950, 2641631, 5283262, 7924893, 13208155, 15849786, 26416310, 39624465, 66040775, 79248930, 132081550, 140006443, 198122325, 280012886, 396244650, 420019329, 700032215, 840038658, 1400064430, 2100096645, 3500161075, 4200193290, 7000322150, 10500483225, 21000966450]

約数ペア:

[(1, 21000966450), (2, 10500483225), (3, 7000322150), (5, 4200193290), (6, 3500161075), (10, 2100096645), (15, 1400064430), (25, 840038658), (30, 700032215), (50, 420019329), (53, 396244650), (75, 280012886), (106, 198122325), (150, 140006443), (159, 132081550), (265, 79248930), (318, 66040775), (530, 39624465), (795, 26416310), (1325, 15849786), (1590, 13208155), (2650, 7924893), (3975, 5283262), (7950, 2641631)]