21244878

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{40699}}^1$

素因数の和:40736

約数の個数: 24

約数和(自身を含む): 47619000

約数和(自身を除く): 26374122

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 261, 522, 40699, 81398, 122097, 244194, 366291, 732582, 1180271, 2360542, 3540813, 7081626, 10622439, 21244878]

約数ペア:

[(1, 21244878), (2, 10622439), (3, 7081626), (6, 3540813), (9, 2360542), (18, 1180271), (29, 732582), (58, 366291), (87, 244194), (174, 122097), (261, 81398), (522, 40699)]