21811734

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3037}}^1$

素因数の和:3074

約数の個数: 64

約数和(自身を含む): 58329600

約数和(自身を除く): 36517866

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 54, 57, 63, 114, 126, 133, 171, 189, 266, 342, 378, 399, 513, 798, 1026, 1197, 2394, 3037, 3591, 6074, 7182, 9111, 18222, 21259, 27333, 42518, 54666, 57703, 63777, 81999, 115406, 127554, 163998, 173109, 191331, 346218, 382662, 403921, 519327, 573993, 807842, 1038654, 1147986, 1211763, 1557981, 2423526, 3115962, 3635289, 7270578, 10905867, 21811734]

約数ペア:

[(1, 21811734), (2, 10905867), (3, 7270578), (6, 3635289), (7, 3115962), (9, 2423526), (14, 1557981), (18, 1211763), (19, 1147986), (21, 1038654), (27, 807842), (38, 573993), (42, 519327), (54, 403921), (57, 382662), (63, 346218), (114, 191331), (126, 173109), (133, 163998), (171, 127554), (189, 115406), (266, 81999), (342, 63777), (378, 57703), (399, 54666), (513, 42518), (798, 27333), (1026, 21259), (1197, 18222), (2394, 9111), (3037, 7182), (3591, 6074)]