21052584

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{41771}}^1$

素因数の和:41790

約数の個数: 48

約数和(自身を含む): 65164320

約数和(自身を除く): 44111736

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 41771, 83542, 125313, 167084, 250626, 292397, 334168, 375939, 501252, 584794, 751878, 877191, 1002504, 1169588, 1503756, 1754382, 2339176, 2631573, 3007512, 3508764, 5263146, 7017528, 10526292, 21052584]

約数ペア:

[(1, 21052584), (2, 10526292), (3, 7017528), (4, 5263146), (6, 3508764), (7, 3007512), (8, 2631573), (9, 2339176), (12, 1754382), (14, 1503756), (18, 1169588), (21, 1002504), (24, 877191), (28, 751878), (36, 584794), (42, 501252), (56, 375939), (63, 334168), (72, 292397), (84, 250626), (126, 167084), (168, 125313), (252, 83542), (504, 41771)]