21170772

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{84011}}^1$

素因数の和:84028

約数の個数: 36

約数和(自身を含む): 61160736

約数和(自身を除く): 39989964

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 84011, 168022, 252033, 336044, 504066, 588077, 756099, 1008132, 1176154, 1512198, 1764231, 2352308, 3024396, 3528462, 5292693, 7056924, 10585386, 21170772]

約数ペア:

[(1, 21170772), (2, 10585386), (3, 7056924), (4, 5292693), (6, 3528462), (7, 3024396), (9, 2352308), (12, 1764231), (14, 1512198), (18, 1176154), (21, 1008132), (28, 756099), (36, 588077), (42, 504066), (63, 336044), (84, 252033), (126, 168022), (252, 84011)]