16931943

素因数分解:

$3^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{887}}^1$

素因数の和:1004

約数の個数: 32

約数和(自身を含む): 28984320

約数和(自身を除く): 12052377

約数列:

[1, 3, 7, 9, 21, 27, 63, 101, 189, 303, 707, 887, 909, 2121, 2661, 2727, 6209, 6363, 7983, 18627, 19089, 23949, 55881, 89587, 167643, 268761, 627109, 806283, 1881327, 2418849, 5643981, 16931943]

約数ペア:

[(1, 16931943), (3, 5643981), (7, 2418849), (9, 1881327), (21, 806283), (27, 627109), (63, 268761), (101, 167643), (189, 89587), (303, 55881), (707, 23949), (887, 19089), (909, 18627), (2121, 7983), (2661, 6363), (2727, 6209)]