21804750

素因数分解:

$2^1\times 3^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{881}}^1$

素因数の和:915

約数の個数: 96

約数和(自身を含む): 64393056

約数和(自身を除く): 42588306

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 25, 30, 33, 45, 50, 55, 66, 75, 90, 99, 110, 125, 150, 165, 198, 225, 250, 275, 330, 375, 450, 495, 550, 750, 825, 881, 990, 1125, 1375, 1650, 1762, 2250, 2475, 2643, 2750, 4125, 4405, 4950, 5286, 7929, 8250, 8810, 9691, 12375, 13215, 15858, 19382, 22025, 24750, 26430, 29073, 39645, 44050, 48455, 58146, 66075, 79290, 87219, 96910, 110125, 132150, 145365, 174438, 198225, 220250, 242275, 290730, 330375, 396450, 436095, 484550, 660750, 726825, 872190, 991125, 1211375, 1453650, 1982250, 2180475, 2422750, 3634125, 4360950, 7268250, 10902375, 21804750]

約数ペア:

[(1, 21804750), (2, 10902375), (3, 7268250), (5, 4360950), (6, 3634125), (9, 2422750), (10, 2180475), (11, 1982250), (15, 1453650), (18, 1211375), (22, 991125), (25, 872190), (30, 726825), (33, 660750), (45, 484550), (50, 436095), (55, 396450), (66, 330375), (75, 290730), (90, 242275), (99, 220250), (110, 198225), (125, 174438), (150, 145365), (165, 132150), (198, 110125), (225, 96910), (250, 87219), (275, 79290), (330, 66075), (375, 58146), (450, 48455), (495, 44050), (550, 39645), (750, 29073), (825, 26430), (881, 24750), (990, 22025), (1125, 19382), (1375, 15858), (1650, 13215), (1762, 12375), (2250, 9691), (2475, 8810), (2643, 8250), (2750, 7929), (4125, 5286), (4405, 4950)]