21795026

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{331}}^1$

素因数の和:458

約数の個数: 32

約数和(自身を含む): 37146816

約数和(自身を除く): 15351790

約数列:

[1, 2, 11, 22, 41, 73, 82, 146, 331, 451, 662, 803, 902, 1606, 2993, 3641, 5986, 7282, 13571, 24163, 27142, 32923, 48326, 65846, 149281, 265793, 298562, 531586, 990683, 1981366, 10897513, 21795026]

約数ペア:

[(1, 21795026), (2, 10897513), (11, 1981366), (22, 990683), (41, 531586), (73, 298562), (82, 265793), (146, 149281), (331, 65846), (451, 48326), (662, 32923), (803, 27142), (902, 24163), (1606, 13571), (2993, 7282), (3641, 5986)]