21000871394

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{6053}}^1\times {\mathrm{40343}}^1$

素因数の和:46441

約数の個数: 16

約数和(自身を含む): 32240020032

約数和(自身を除く): 11239148638

約数列:

[1, 2, 43, 86, 6053, 12106, 40343, 80686, 260279, 520558, 1734749, 3469498, 244196179, 488392358, 10500435697, 21000871394]

約数ペア:

[(1, 21000871394), (2, 10500435697), (43, 488392358), (86, 244196179), (6053, 3469498), (12106, 1734749), (40343, 520558), (80686, 260279)]