21650343

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{463}}^1$

素因数の和:599

約数の個数: 32

約数和(自身を含む): 34298880

約数和(自身を除く): 12648537

約数列:

[1, 3, 11, 13, 33, 39, 109, 143, 327, 429, 463, 1199, 1389, 1417, 3597, 4251, 5093, 6019, 15279, 15587, 18057, 46761, 50467, 66209, 151401, 198627, 555137, 656071, 1665411, 1968213, 7216781, 21650343]

約数ペア:

[(1, 21650343), (3, 7216781), (11, 1968213), (13, 1665411), (33, 656071), (39, 555137), (109, 198627), (143, 151401), (327, 66209), (429, 50467), (463, 46761), (1199, 18057), (1389, 15587), (1417, 15279), (3597, 6019), (4251, 5093)]