21095514877

素因数分解:

${\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{347}}^1\times {\mathrm{39451}}^1$

素因数の和:39888

約数の個数: 16

約数和(自身を含む): 22406211072

約数和(自身を除く): 1310696195

約数列:

[1, 23, 67, 347, 1541, 7981, 23249, 39451, 534727, 907373, 2643217, 13689497, 60793991, 314858431, 917196299, 21095514877]

約数ペア:

[(1, 21095514877), (23, 917196299), (67, 314858431), (347, 60793991), (1541, 13689497), (7981, 2643217), (23249, 907373), (39451, 534727)]