21845222

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{499}}^1$

素因数の和:620

約数の個数: 32

約数和(自身を含む): 38880000

約数和(自身を除く): 17034778

約数列:

[1, 2, 7, 14, 53, 59, 106, 118, 371, 413, 499, 742, 826, 998, 3127, 3493, 6254, 6986, 21889, 26447, 29441, 43778, 52894, 58882, 185129, 206087, 370258, 412174, 1560373, 3120746, 10922611, 21845222]

約数ペア:

[(1, 21845222), (2, 10922611), (7, 3120746), (14, 1560373), (53, 412174), (59, 370258), (106, 206087), (118, 185129), (371, 58882), (413, 52894), (499, 43778), (742, 29441), (826, 26447), (998, 21889), (3127, 6986), (3493, 6254)]