21226068

素因数分解:

$2^2\times 3^2\times {\mathrm{239}}^1\times {\mathrm{2467}}^1$

素因数の和:2716

約数の個数: 36

約数和(自身を含む): 53901120

約数和(自身を除く): 32675052

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 239, 478, 717, 956, 1434, 2151, 2467, 2868, 4302, 4934, 7401, 8604, 9868, 14802, 22203, 29604, 44406, 88812, 589613, 1179226, 1768839, 2358452, 3537678, 5306517, 7075356, 10613034, 21226068]

約数ペア:

[(1, 21226068), (2, 10613034), (3, 7075356), (4, 5306517), (6, 3537678), (9, 2358452), (12, 1768839), (18, 1179226), (36, 589613), (239, 88812), (478, 44406), (717, 29604), (956, 22203), (1434, 14802), (2151, 9868), (2467, 8604), (2868, 7401), (4302, 4934)]