21829190

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1759}}^1$

素因数の和:1856

約数の個数: 32

約数和(自身を含む): 42197760

約数和(自身を除く): 20368570

約数列:

[1, 2, 5, 10, 17, 34, 73, 85, 146, 170, 365, 730, 1241, 1759, 2482, 3518, 6205, 8795, 12410, 17590, 29903, 59806, 128407, 149515, 256814, 299030, 642035, 1284070, 2182919, 4365838, 10914595, 21829190]

約数ペア:

[(1, 21829190), (2, 10914595), (5, 4365838), (10, 2182919), (17, 1284070), (34, 642035), (73, 299030), (85, 256814), (146, 149515), (170, 128407), (365, 59806), (730, 29903), (1241, 17590), (1759, 12410), (2482, 8795), (3518, 6205)]