21425304

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^2\times {\mathrm{3089}}^1$

素因数の和:3132

約数の個数: 48

約数和(自身を含む): 56917800

約数和(自身を除く): 35492496

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 289, 408, 578, 867, 1156, 1734, 2312, 3089, 3468, 6178, 6936, 9267, 12356, 18534, 24712, 37068, 52513, 74136, 105026, 157539, 210052, 315078, 420104, 630156, 892721, 1260312, 1785442, 2678163, 3570884, 5356326, 7141768, 10712652, 21425304]

約数ペア:

[(1, 21425304), (2, 10712652), (3, 7141768), (4, 5356326), (6, 3570884), (8, 2678163), (12, 1785442), (17, 1260312), (24, 892721), (34, 630156), (51, 420104), (68, 315078), (102, 210052), (136, 157539), (204, 105026), (289, 74136), (408, 52513), (578, 37068), (867, 24712), (1156, 18534), (1734, 12356), (2312, 9267), (3089, 6936), (3468, 6178)]