21492756

素因数分解:

$2^2\times 3^3\times {\mathrm{59}}^1\times {\mathrm{3373}}^1$

素因数の和:3445

約数の個数: 48

約数和(自身を含む): 56683200

約数和(自身を除く): 35190444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 59, 108, 118, 177, 236, 354, 531, 708, 1062, 1593, 2124, 3186, 3373, 6372, 6746, 10119, 13492, 20238, 30357, 40476, 60714, 91071, 121428, 182142, 199007, 364284, 398014, 597021, 796028, 1194042, 1791063, 2388084, 3582126, 5373189, 7164252, 10746378, 21492756]

約数ペア:

[(1, 21492756), (2, 10746378), (3, 7164252), (4, 5373189), (6, 3582126), (9, 2388084), (12, 1791063), (18, 1194042), (27, 796028), (36, 597021), (54, 398014), (59, 364284), (108, 199007), (118, 182142), (177, 121428), (236, 91071), (354, 60714), (531, 40476), (708, 30357), (1062, 20238), (1593, 13492), (2124, 10119), (3186, 6746), (3373, 6372)]