21931446

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{117911}}^1$

素因数の和:117947

約数の個数: 16

約数和(自身を含む): 45278208

約数和(自身を除く): 23346762

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 117911, 235822, 353733, 707466, 3655241, 7310482, 10965723, 21931446]

約数ペア:

[(1, 21931446), (2, 10965723), (3, 7310482), (6, 3655241), (31, 707466), (62, 353733), (93, 235822), (186, 117911)]