21377868

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{33613}}^1$

素因数の和:33673

約数の個数: 24

約数和(自身を含む): 50824368

約数和(自身を除く): 29446500

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 159, 212, 318, 636, 33613, 67226, 100839, 134452, 201678, 403356, 1781489, 3562978, 5344467, 7125956, 10688934, 21377868]

約数ペア:

[(1, 21377868), (2, 10688934), (3, 7125956), (4, 5344467), (6, 3562978), (12, 1781489), (53, 403356), (106, 201678), (159, 134452), (212, 100839), (318, 67226), (636, 33613)]