21203226

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{619}}^1$

素因数の和:811

約数の個数: 48

約数和(自身を含む): 50487840

約数和(自身を除く): 29284614

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 173, 198, 346, 519, 619, 1038, 1238, 1557, 1857, 1903, 3114, 3714, 3806, 5571, 5709, 6809, 11142, 11418, 13618, 17127, 20427, 34254, 40854, 61281, 107087, 122562, 214174, 321261, 642522, 963783, 1177957, 1927566, 2355914, 3533871, 7067742, 10601613, 21203226]

約数ペア:

[(1, 21203226), (2, 10601613), (3, 7067742), (6, 3533871), (9, 2355914), (11, 1927566), (18, 1177957), (22, 963783), (33, 642522), (66, 321261), (99, 214174), (173, 122562), (198, 107087), (346, 61281), (519, 40854), (619, 34254), (1038, 20427), (1238, 17127), (1557, 13618), (1857, 11418), (1903, 11142), (3114, 6809), (3714, 5709), (3806, 5571)]