2156850213

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{337}}^1\times {\mathrm{8237}}^1$

素因数の和:8621

約数の個数: 32

約数和(自身を含む): 3385883904

約数和(自身を除く): 1229033691

約数列:

[1, 3, 7, 21, 37, 111, 259, 337, 777, 1011, 2359, 7077, 8237, 12469, 24711, 37407, 57659, 87283, 172977, 261849, 304769, 914307, 2133383, 2775869, 6400149, 8327607, 19431083, 58293249, 102707153, 308121459, 718950071, 2156850213]

約数ペア:

[(1, 2156850213), (3, 718950071), (7, 308121459), (21, 102707153), (37, 58293249), (111, 19431083), (259, 8327607), (337, 6400149), (777, 2775869), (1011, 2133383), (2359, 914307), (7077, 304769), (8237, 261849), (12469, 172977), (24711, 87283), (37407, 57659)]