21855192156

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{86726953}}^1$

素因数の和:86726970

約数の個数: 36

約数和(自身を含む): 63137222512

約数和(自身を除く): 41282030356

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 86726953, 173453906, 260180859, 346907812, 520361718, 607088671, 780542577, 1040723436, 1214177342, 1561085154, 1821266013, 2428354684, 3122170308, 3642532026, 5463798039, 7285064052, 10927596078, 21855192156]

約数ペア:

[(1, 21855192156), (2, 10927596078), (3, 7285064052), (4, 5463798039), (6, 3642532026), (7, 3122170308), (9, 2428354684), (12, 1821266013), (14, 1561085154), (18, 1214177342), (21, 1040723436), (28, 780542577), (36, 607088671), (42, 520361718), (63, 346907812), (84, 260180859), (126, 173453906), (252, 86726953)]