21489072

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{40699}}^1$

素因数の和:40721

約数の個数: 40

約数和(自身を含む): 60561600

約数和(自身を除く): 39072528

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 264, 528, 40699, 81398, 122097, 162796, 244194, 325592, 447689, 488388, 651184, 895378, 976776, 1343067, 1790756, 1953552, 2686134, 3581512, 5372268, 7163024, 10744536, 21489072]

約数ペア:

[(1, 21489072), (2, 10744536), (3, 7163024), (4, 5372268), (6, 3581512), (8, 2686134), (11, 1953552), (12, 1790756), (16, 1343067), (22, 976776), (24, 895378), (33, 651184), (44, 488388), (48, 447689), (66, 325592), (88, 244194), (132, 162796), (176, 122097), (264, 81398), (528, 40699)]