21319254

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1889}}^1$

素因数の和:1930

約数の個数: 64

約数和(自身を含む): 54432000

約数和(自身を除く): 33112746

約数列:

[1, 2, 3, 6, 9, 11, 18, 19, 22, 27, 33, 38, 54, 57, 66, 99, 114, 171, 198, 209, 297, 342, 418, 513, 594, 627, 1026, 1254, 1881, 1889, 3762, 3778, 5643, 5667, 11286, 11334, 17001, 20779, 34002, 35891, 41558, 51003, 62337, 71782, 102006, 107673, 124674, 187011, 215346, 323019, 374022, 394801, 561033, 646038, 789602, 969057, 1122066, 1184403, 1938114, 2368806, 3553209, 7106418, 10659627, 21319254]

約数ペア:

[(1, 21319254), (2, 10659627), (3, 7106418), (6, 3553209), (9, 2368806), (11, 1938114), (18, 1184403), (19, 1122066), (22, 969057), (27, 789602), (33, 646038), (38, 561033), (54, 394801), (57, 374022), (66, 323019), (99, 215346), (114, 187011), (171, 124674), (198, 107673), (209, 102006), (297, 71782), (342, 62337), (418, 51003), (513, 41558), (594, 35891), (627, 34002), (1026, 20779), (1254, 17001), (1881, 11334), (1889, 11286), (3762, 5667), (3778, 5643)]