21925190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{1069}}^1$

素因数の和:1376

約数の個数: 32

約数和(自身を含む): 45299520

約数和(自身を除く): 23374330

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 293, 586, 1069, 1465, 2051, 2138, 2930, 4102, 5345, 7483, 10255, 10690, 14966, 20510, 37415, 74830, 313217, 626434, 1566085, 2192519, 3132170, 4385038, 10962595, 21925190]

約数ペア:

[(1, 21925190), (2, 10962595), (5, 4385038), (7, 3132170), (10, 2192519), (14, 1566085), (35, 626434), (70, 313217), (293, 74830), (586, 37415), (1069, 20510), (1465, 14966), (2051, 10690), (2138, 10255), (2930, 7483), (4102, 5345)]