21544628

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{24821}}^1$

素因数の和:24863

約数の個数: 24

約数和(自身を含む): 44481024

約数和(自身を除く): 22936396

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 24821, 49642, 99284, 173747, 347494, 694988, 769451, 1538902, 3077804, 5386157, 10772314, 21544628]

約数ペア:

[(1, 21544628), (2, 10772314), (4, 5386157), (7, 3077804), (14, 1538902), (28, 769451), (31, 694988), (62, 347494), (124, 173747), (217, 99284), (434, 49642), (868, 24821)]