6821577

素因数分解:

$3^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1$

素因数の和:299

約数の個数: 40

約数和(自身を含む): 11918016

約数和(自身を除く): 5096439

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 81, 159, 189, 227, 371, 477, 567, 681, 1113, 1431, 1589, 2043, 3339, 4293, 4767, 6129, 10017, 12031, 14301, 18387, 30051, 36093, 42903, 84217, 108279, 128709, 252651, 324837, 757953, 974511, 2273859, 6821577]

約数ペア:

[(1, 6821577), (3, 2273859), (7, 974511), (9, 757953), (21, 324837), (27, 252651), (53, 128709), (63, 108279), (81, 84217), (159, 42903), (189, 36093), (227, 30051), (371, 18387), (477, 14301), (567, 12031), (681, 10017), (1113, 6129), (1431, 4767), (1589, 4293), (2043, 3339)]