21102279359

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{421}}^1\times {\mathrm{2287}}^1$

素因数の和:2847

約数の個数: 32

約数和(自身を含む): 25212076032

約数和(自身を除く): 4109796673

約数列:

[1, 7, 31, 101, 217, 421, 707, 2287, 2947, 3131, 13051, 16009, 21917, 42521, 70897, 91357, 230987, 297647, 496279, 962827, 1318151, 1616909, 6739789, 7160597, 9227057, 29847637, 50124179, 97245527, 208933459, 680718689, 3014611337, 21102279359]

約数ペア:

[(1, 21102279359), (7, 3014611337), (31, 680718689), (101, 208933459), (217, 97245527), (421, 50124179), (707, 29847637), (2287, 9227057), (2947, 7160597), (3131, 6739789), (13051, 1616909), (16009, 1318151), (21917, 962827), (42521, 496279), (70897, 297647), (91357, 230987)]