21826696

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{353}}^1$

素因数の和:549

約数の個数: 32

約数和(自身を含む): 42055200

約数和(自身を除く): 20228504

約数列:

[1, 2, 4, 8, 59, 118, 131, 236, 262, 353, 472, 524, 706, 1048, 1412, 2824, 7729, 15458, 20827, 30916, 41654, 46243, 61832, 83308, 92486, 166616, 184972, 369944, 2728337, 5456674, 10913348, 21826696]

約数ペア:

[(1, 21826696), (2, 10913348), (4, 5456674), (8, 2728337), (59, 369944), (118, 184972), (131, 166616), (236, 92486), (262, 83308), (353, 61832), (472, 46243), (524, 41654), (706, 30916), (1048, 20827), (1412, 15458), (2824, 7729)]