21009464

素因数分解:

$2^3\times 7^1\times {\mathrm{375169}}^1$

素因数の和:375182

約数の個数: 16

約数和(自身を含む): 45020400

約数和(自身を除く): 24010936

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 375169, 750338, 1500676, 2626183, 3001352, 5252366, 10504732, 21009464]

約数ペア:

[(1, 21009464), (2, 10504732), (4, 5252366), (7, 3001352), (8, 2626183), (14, 1500676), (28, 750338), (56, 375169)]