21628804544

素因数分解:

$2^6\times {\mathrm{79}}^1\times {\mathrm{4277849}}^1$

素因数の和:4277940

約数の個数: 28

約数和(自身を含む): 43462956000

約数和(自身を除く): 21834151456

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 158, 316, 632, 1264, 2528, 5056, 4277849, 8555698, 17111396, 34222792, 68445584, 136891168, 273782336, 337950071, 675900142, 1351800284, 2703600568, 5407201136, 10814402272, 21628804544]

約数ペア:

[(1, 21628804544), (2, 10814402272), (4, 5407201136), (8, 2703600568), (16, 1351800284), (32, 675900142), (64, 337950071), (79, 273782336), (158, 136891168), (316, 68445584), (632, 34222792), (1264, 17111396), (2528, 8555698), (5056, 4277849)]