21956706

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{19997}}^1$

素因数の和:20066

約数の個数: 24

約数和(自身を含む): 48355164

約数和(自身を除く): 26398458

約数列:

[1, 2, 3, 6, 9, 18, 61, 122, 183, 366, 549, 1098, 19997, 39994, 59991, 119982, 179973, 359946, 1219817, 2439634, 3659451, 7318902, 10978353, 21956706]

約数ペア:

[(1, 21956706), (2, 10978353), (3, 7318902), (6, 3659451), (9, 2439634), (18, 1219817), (61, 359946), (122, 179973), (183, 119982), (366, 59991), (549, 39994), (1098, 19997)]