21344562

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{449}}^1$

素因数の和:615

約数の個数: 48

約数和(自身を含む): 49140000

約数和(自身を除く): 27795438

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 139, 171, 278, 342, 417, 449, 834, 898, 1251, 1347, 2502, 2641, 2694, 4041, 5282, 7923, 8082, 8531, 15846, 17062, 23769, 25593, 47538, 51186, 62411, 76779, 124822, 153558, 187233, 374466, 561699, 1123398, 1185809, 2371618, 3557427, 7114854, 10672281, 21344562]

約数ペア:

[(1, 21344562), (2, 10672281), (3, 7114854), (6, 3557427), (9, 2371618), (18, 1185809), (19, 1123398), (38, 561699), (57, 374466), (114, 187233), (139, 153558), (171, 124822), (278, 76779), (342, 62411), (417, 51186), (449, 47538), (834, 25593), (898, 23769), (1251, 17062), (1347, 15846), (2502, 8531), (2641, 8082), (2694, 7923), (4041, 5282)]