221235882

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{752503}}^1$

素因数の和:752522

約数の個数: 24

約数和(自身を含む): 514712736

約数和(自身を除く): 293476854

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 752503, 1505006, 2257509, 4515018, 5267521, 10535042, 15802563, 31605126, 36872647, 73745294, 110617941, 221235882]

約数ペア:

[(1, 221235882), (2, 110617941), (3, 73745294), (6, 36872647), (7, 31605126), (14, 15802563), (21, 10535042), (42, 5267521), (49, 4515018), (98, 2257509), (147, 1505006), (294, 752503)]