21381468

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{61441}}^1$

素因数の和:61477

約数の個数: 24

約数和(自身を含む): 51611280

約数和(自身を除く): 30229812

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 87, 116, 174, 348, 61441, 122882, 184323, 245764, 368646, 737292, 1781789, 3563578, 5345367, 7127156, 10690734, 21381468]

約数ペア:

[(1, 21381468), (2, 10690734), (3, 7127156), (4, 5345367), (6, 3563578), (12, 1781789), (29, 737292), (58, 368646), (87, 245764), (116, 184323), (174, 122882), (348, 61441)]