21909018

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{158761}}^1$

素因数の和:158789

約数の個数: 16

約数和(自身を含む): 45723456

約数和(自身を除く): 23814438

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 158761, 317522, 476283, 952566, 3651503, 7303006, 10954509, 21909018]

約数ペア:

[(1, 21909018), (2, 10954509), (3, 7303006), (6, 3651503), (23, 952566), (46, 476283), (69, 317522), (138, 158761)]