20797603071

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{3010219}}^1$

素因数の和:3010283

約数の個数: 24

約数和(自身を含む): 32943847680

約数和(自身を除く): 12146244609

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 329, 987, 2303, 6909, 3010219, 9030657, 21071533, 63214599, 141480293, 147500731, 424440879, 442502193, 990362051, 2971086153, 6932534357, 20797603071]

約数ペア:

[(1, 20797603071), (3, 6932534357), (7, 2971086153), (21, 990362051), (47, 442502193), (49, 424440879), (141, 147500731), (147, 141480293), (329, 63214599), (987, 21071533), (2303, 9030657), (6909, 3010219)]