21864170

素因数分解:

$2^1\times 5^1\times {\mathrm{1447}}^1\times {\mathrm{1511}}^1$

素因数の和:2965

約数の個数: 16

約数和(自身を含む): 39408768

約数和(自身を除く): 17544598

約数列:

[1, 2, 5, 10, 1447, 1511, 2894, 3022, 7235, 7555, 14470, 15110, 2186417, 4372834, 10932085, 21864170]

約数ペア:

[(1, 21864170), (2, 10932085), (5, 4372834), (10, 2186417), (1447, 15110), (1511, 14470), (2894, 7555), (3022, 7235)]