21739872958

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{7127}}^1\times {\mathrm{41221}}^1$

素因数の和:48387

約数の個数: 16

約数和(自身を含む): 33496667424

約数和(自身を除く): 11756794466

約数列:

[1, 2, 37, 74, 7127, 14254, 41221, 82442, 263699, 527398, 1525177, 3050354, 293782067, 587564134, 10869936479, 21739872958]

約数ペア:

[(1, 21739872958), (2, 10869936479), (37, 587564134), (74, 293782067), (7127, 3050354), (14254, 1525177), (41221, 527398), (82442, 263699)]