21972406

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{10163}}^1$

素因数の和:10235

約数の個数: 16

約数和(自身を含む): 35126784

約数和(自身を除く): 13154378

約数列:

[1, 2, 23, 46, 47, 94, 1081, 2162, 10163, 20326, 233749, 467498, 477661, 955322, 10986203, 21972406]

約数ペア:

[(1, 21972406), (2, 10986203), (23, 955322), (46, 477661), (47, 467498), (94, 233749), (1081, 20326), (2162, 10163)]