21979419602

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1013}}^1\times {\mathrm{81569}}^1$

素因数の和:82610

約数の個数: 32

約数和(自身を含む): 39701750400

約数和(自身を除く): 17722330798

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 1013, 2026, 7091, 14182, 19247, 38494, 81569, 134729, 163138, 269458, 570983, 1141966, 1549811, 3099622, 10848677, 21697354, 82629397, 165258794, 578405779, 1156811558, 1569958543, 3139917086, 10989709801, 21979419602]

約数ペア:

[(1, 21979419602), (2, 10989709801), (7, 3139917086), (14, 1569958543), (19, 1156811558), (38, 578405779), (133, 165258794), (266, 82629397), (1013, 21697354), (2026, 10848677), (7091, 3099622), (14182, 1549811), (19247, 1141966), (38494, 570983), (81569, 269458), (134729, 163138)]