21948309

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{859}}^1$

素因数の和:1049

約数の個数: 24

約数和(自身を含む): 33808320

約数和(自身を除く): 11860011

約数列:

[1, 3, 9, 17, 51, 153, 167, 501, 859, 1503, 2577, 2839, 7731, 8517, 14603, 25551, 43809, 131427, 143453, 430359, 1291077, 2438701, 7316103, 21948309]

約数ペア:

[(1, 21948309), (3, 7316103), (9, 2438701), (17, 1291077), (51, 430359), (153, 143453), (167, 131427), (501, 43809), (859, 25551), (1503, 14603), (2577, 8517), (2839, 7731)]