21795872

素因数分解:

$2^5\times 7^1\times {\mathrm{97303}}^1$

素因数の和:97320

約数の個数: 24

約数和(自身を含む): 49041216

約数和(自身を除く): 27245344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 97303, 194606, 389212, 681121, 778424, 1362242, 1556848, 2724484, 3113696, 5448968, 10897936, 21795872]

約数ペア:

[(1, 21795872), (2, 10897936), (4, 5448968), (7, 3113696), (8, 2724484), (14, 1556848), (16, 1362242), (28, 778424), (32, 681121), (56, 389212), (112, 194606), (224, 97303)]