21863610

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{877}}^1$

素因数の和:1167

約数の個数: 48

約数和(自身を含む): 57115656

約数和(自身を除く): 35252046

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 277, 554, 831, 877, 1385, 1662, 1754, 2493, 2631, 2770, 4155, 4385, 4986, 5262, 7893, 8310, 8770, 12465, 13155, 15786, 24930, 26310, 39465, 78930, 242929, 485858, 728787, 1214645, 1457574, 2186361, 2429290, 3643935, 4372722, 7287870, 10931805, 21863610]

約数ペア:

[(1, 21863610), (2, 10931805), (3, 7287870), (5, 4372722), (6, 3643935), (9, 2429290), (10, 2186361), (15, 1457574), (18, 1214645), (30, 728787), (45, 485858), (90, 242929), (277, 78930), (554, 39465), (831, 26310), (877, 24930), (1385, 15786), (1662, 13155), (1754, 12465), (2493, 8770), (2631, 8310), (2770, 7893), (4155, 5262), (4385, 4986)]