21549078

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{7001}}^1$

素因数の和:7034

約数の個数: 40

約数和(自身を含む): 50834520

約数和(自身を除く): 29285442

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 342, 513, 1026, 1539, 3078, 7001, 14002, 21003, 42006, 63009, 126018, 133019, 189027, 266038, 378054, 399057, 567081, 798114, 1134162, 1197171, 2394342, 3591513, 7183026, 10774539, 21549078]

約数ペア:

[(1, 21549078), (2, 10774539), (3, 7183026), (6, 3591513), (9, 2394342), (18, 1197171), (19, 1134162), (27, 798114), (38, 567081), (54, 399057), (57, 378054), (81, 266038), (114, 189027), (162, 133019), (171, 126018), (342, 63009), (513, 42006), (1026, 21003), (1539, 14002), (3078, 7001)]