2021567373

素因数分解:

$3^2\times 7^2\times {\mathrm{1741}}^1\times {\mathrm{2633}}^1$

素因数の和:4394

約数の個数: 36

約数和(自身を含む): 3400025148

約数和(自身を除く): 1378457775

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 1741, 2633, 5223, 7899, 12187, 15669, 18431, 23697, 36561, 55293, 85309, 109683, 129017, 165879, 255927, 387051, 767781, 1161153, 4584053, 13752159, 32088371, 41256477, 96265113, 224618597, 288795339, 673855791, 2021567373]

約数ペア:

[(1, 2021567373), (3, 673855791), (7, 288795339), (9, 224618597), (21, 96265113), (49, 41256477), (63, 32088371), (147, 13752159), (441, 4584053), (1741, 1161153), (2633, 767781), (5223, 387051), (7899, 255927), (12187, 165879), (15669, 129017), (18431, 109683), (23697, 85309), (36561, 55293)]