21167881288

素因数分解:

$2^3\times {\mathrm{277}}^1\times {\mathrm{1303}}^1\times {\mathrm{7331}}^1$

素因数の和:8917

約数の個数: 32

約数和(自身を含む): 39869069760

約数和(自身を除く): 18701188472

約数列:

[1, 2, 4, 8, 277, 554, 1108, 1303, 2216, 2606, 5212, 7331, 10424, 14662, 29324, 58648, 360931, 721862, 1443724, 2030687, 2887448, 4061374, 8122748, 9552293, 16245496, 19104586, 38209172, 76418344, 2645985161, 5291970322, 10583940644, 21167881288]

約数ペア:

[(1, 21167881288), (2, 10583940644), (4, 5291970322), (8, 2645985161), (277, 76418344), (554, 38209172), (1108, 19104586), (1303, 16245496), (2216, 9552293), (2606, 8122748), (5212, 4061374), (7331, 2887448), (10424, 2030687), (14662, 1443724), (29324, 721862), (58648, 360931)]