21339252

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{53887}}^1$

素因数の和:53908

約数の個数: 36

約数和(自身を含む): 58845696

約数和(自身を除く): 37506444

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 53887, 107774, 161661, 215548, 323322, 484983, 592757, 646644, 969966, 1185514, 1778271, 1939932, 2371028, 3556542, 5334813, 7113084, 10669626, 21339252]

約数ペア:

[(1, 21339252), (2, 10669626), (3, 7113084), (4, 5334813), (6, 3556542), (9, 2371028), (11, 1939932), (12, 1778271), (18, 1185514), (22, 969966), (33, 646644), (36, 592757), (44, 484983), (66, 323322), (99, 215548), (132, 161661), (198, 107774), (396, 53887)]