21717756

素因数分解:

$2^2\times 3^2\times {\mathrm{103}}^1\times {\mathrm{5857}}^1$

素因数の和:5970

約数の個数: 36

約数和(自身を含む): 55440112

約数和(自身を除く): 33722356

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 103, 206, 309, 412, 618, 927, 1236, 1854, 3708, 5857, 11714, 17571, 23428, 35142, 52713, 70284, 105426, 210852, 603271, 1206542, 1809813, 2413084, 3619626, 5429439, 7239252, 10858878, 21717756]

約数ペア:

[(1, 21717756), (2, 10858878), (3, 7239252), (4, 5429439), (6, 3619626), (9, 2413084), (12, 1809813), (18, 1206542), (36, 603271), (103, 210852), (206, 105426), (309, 70284), (412, 52713), (618, 35142), (927, 23428), (1236, 17571), (1854, 11714), (3708, 5857)]