21929702990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{168690023}}^1$

素因数の和:168690043

約数の個数: 16

約数和(自身を含む): 42509886048

約数和(自身を除く): 20580183058

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 168690023, 337380046, 843450115, 1686900230, 2192970299, 4385940598, 10964851495, 21929702990]

約数ペア:

[(1, 21929702990), (2, 10964851495), (5, 4385940598), (10, 2192970299), (13, 1686900230), (26, 843450115), (65, 337380046), (130, 168690023)]