21995088

素因数分解:

$2^4\times 3^1\times {\mathrm{257}}^1\times {\mathrm{1783}}^1$

素因数の和:2051

約数の個数: 40

約数和(自身を含む): 57073728

約数和(自身を除く): 35078640

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 257, 514, 771, 1028, 1542, 1783, 2056, 3084, 3566, 4112, 5349, 6168, 7132, 10698, 12336, 14264, 21396, 28528, 42792, 85584, 458231, 916462, 1374693, 1832924, 2749386, 3665848, 5498772, 7331696, 10997544, 21995088]

約数ペア:

[(1, 21995088), (2, 10997544), (3, 7331696), (4, 5498772), (6, 3665848), (8, 2749386), (12, 1832924), (16, 1374693), (24, 916462), (48, 458231), (257, 85584), (514, 42792), (771, 28528), (1028, 21396), (1542, 14264), (1783, 12336), (2056, 10698), (3084, 7132), (3566, 6168), (4112, 5349)]