21056541540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{34511}}^1\times {\mathrm{10169}}^1$

素因数の和:44692

約数の個数: 48

約数和(自身を含む): 58965822720

約数和(自身を除く): 37909281180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 10169, 20338, 30507, 34511, 40676, 50845, 61014, 69022, 101690, 103533, 122028, 138044, 152535, 172555, 203380, 207066, 305070, 345110, 414132, 517665, 610140, 690220, 1035330, 2070660, 350942359, 701884718, 1052827077, 1403769436, 1754711795, 2105654154, 3509423590, 4211308308, 5264135385, 7018847180, 10528270770, 21056541540]

約数ペア:

[(1, 21056541540), (2, 10528270770), (3, 7018847180), (4, 5264135385), (5, 4211308308), (6, 3509423590), (10, 2105654154), (12, 1754711795), (15, 1403769436), (20, 1052827077), (30, 701884718), (60, 350942359), (10169, 2070660), (20338, 1035330), (30507, 690220), (34511, 610140), (40676, 517665), (50845, 414132), (61014, 345110), (69022, 305070), (101690, 207066), (103533, 203380), (122028, 172555), (138044, 152535)]