21879408

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{26813}}^1$

素因数の和:26841

約数の個数: 40

約数和(自身を含む): 59848848

約数和(自身を除く): 37969440

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 26813, 53626, 80439, 107252, 160878, 214504, 321756, 429008, 455821, 643512, 911642, 1287024, 1367463, 1823284, 2734926, 3646568, 5469852, 7293136, 10939704, 21879408]

約数ペア:

[(1, 21879408), (2, 10939704), (3, 7293136), (4, 5469852), (6, 3646568), (8, 2734926), (12, 1823284), (16, 1367463), (17, 1287024), (24, 911642), (34, 643512), (48, 455821), (51, 429008), (68, 321756), (102, 214504), (136, 160878), (204, 107252), (272, 80439), (408, 53626), (816, 26813)]