21032820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{116849}}^1$

素因数の和:116864

約数の個数: 36

約数和(自身を含む): 63800100

約数和(自身を除く): 42767280

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 116849, 233698, 350547, 467396, 584245, 701094, 1051641, 1168490, 1402188, 1752735, 2103282, 2336980, 3505470, 4206564, 5258205, 7010940, 10516410, 21032820]

約数ペア:

[(1, 21032820), (2, 10516410), (3, 7010940), (4, 5258205), (5, 4206564), (6, 3505470), (9, 2336980), (10, 2103282), (12, 1752735), (15, 1402188), (18, 1168490), (20, 1051641), (30, 701094), (36, 584245), (45, 467396), (60, 350547), (90, 233698), (180, 116849)]