21167330695

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{202471}}^1$

素因数の和:202615

約数の個数: 32

約数和(自身を含む): 30322206720

約数和(自身を除く): 9154876025

約数列:

[1, 5, 7, 29, 35, 103, 145, 203, 515, 721, 1015, 2987, 3605, 14935, 20909, 104545, 202471, 1012355, 1417297, 5871659, 7086485, 20854513, 29358295, 41101613, 104272565, 145981591, 205508065, 604780877, 729907955, 3023904385, 4233466139, 21167330695]

約数ペア:

[(1, 21167330695), (5, 4233466139), (7, 3023904385), (29, 729907955), (35, 604780877), (103, 205508065), (145, 145981591), (203, 104272565), (515, 41101613), (721, 29358295), (1015, 20854513), (2987, 7086485), (3605, 5871659), (14935, 1417297), (20909, 1012355), (104545, 202471)]