21963988

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{1319}}^1$

素因数の和:1527

約数の個数: 24

約数和(自身を含む): 40360320

約数和(自身を除く): 18396332

約数列:

[1, 2, 4, 23, 46, 92, 181, 362, 724, 1319, 2638, 4163, 5276, 8326, 16652, 30337, 60674, 121348, 238739, 477478, 954956, 5490997, 10981994, 21963988]

約数ペア:

[(1, 21963988), (2, 10981994), (4, 5490997), (23, 954956), (46, 477478), (92, 238739), (181, 121348), (362, 60674), (724, 30337), (1319, 16652), (2638, 8326), (4163, 5276)]