21957750

素因数分解:

$2^1\times 3^3\times 5^3\times {\mathrm{3253}}^1$

素因数の和:3279

約数の個数: 64

約数和(自身を含む): 60914880

約数和(自身を除く): 38957130

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 90, 125, 135, 150, 225, 250, 270, 375, 450, 675, 750, 1125, 1350, 2250, 3253, 3375, 6506, 6750, 9759, 16265, 19518, 29277, 32530, 48795, 58554, 81325, 87831, 97590, 146385, 162650, 175662, 243975, 292770, 406625, 439155, 487950, 731925, 813250, 878310, 1219875, 1463850, 2195775, 2439750, 3659625, 4391550, 7319250, 10978875, 21957750]

約数ペア:

[(1, 21957750), (2, 10978875), (3, 7319250), (5, 4391550), (6, 3659625), (9, 2439750), (10, 2195775), (15, 1463850), (18, 1219875), (25, 878310), (27, 813250), (30, 731925), (45, 487950), (50, 439155), (54, 406625), (75, 292770), (90, 243975), (125, 175662), (135, 162650), (150, 146385), (225, 97590), (250, 87831), (270, 81325), (375, 58554), (450, 48795), (675, 32530), (750, 29277), (1125, 19518), (1350, 16265), (2250, 9759), (3253, 6750), (3375, 6506)]