21558138

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{73327}}^1$

素因数の和:73346

約数の個数: 24

約数和(自身を含む): 50156352

約数和(自身を除く): 28598214

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 73327, 146654, 219981, 439962, 513289, 1026578, 1539867, 3079734, 3593023, 7186046, 10779069, 21558138]

約数ペア:

[(1, 21558138), (2, 10779069), (3, 7186046), (6, 3593023), (7, 3079734), (14, 1539867), (21, 1026578), (42, 513289), (49, 439962), (98, 219981), (147, 146654), (294, 73327)]