21742222

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:328

約数の個数: 32

約数和(自身を含む): 35758080

約数和(自身を除く): 14015858

約数列:

[1, 2, 23, 31, 46, 62, 79, 158, 193, 386, 713, 1426, 1817, 2449, 3634, 4439, 4898, 5983, 8878, 11966, 15247, 30494, 56327, 112654, 137609, 275218, 350681, 472657, 701362, 945314, 10871111, 21742222]

約数ペア:

[(1, 21742222), (2, 10871111), (23, 945314), (31, 701362), (46, 472657), (62, 350681), (79, 275218), (158, 137609), (193, 112654), (386, 56327), (713, 30494), (1426, 15247), (1817, 11966), (2449, 8878), (3634, 5983), (4439, 4898)]