21467303

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:215

約数の個数: 32

約数和(自身を含む): 26998272

約数和(自身を除く): 5530969

約数列:

[1, 11, 13, 23, 61, 107, 143, 253, 299, 671, 793, 1177, 1391, 1403, 2461, 3289, 6527, 8723, 15301, 15433, 18239, 27071, 31993, 71797, 84851, 150121, 200629, 351923, 933361, 1651331, 1951573, 21467303]

約数ペア:

[(1, 21467303), (11, 1951573), (13, 1651331), (23, 933361), (61, 351923), (107, 200629), (143, 150121), (253, 84851), (299, 71797), (671, 31993), (793, 27071), (1177, 18239), (1391, 15433), (1403, 15301), (2461, 8723), (3289, 6527)]