21752401

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1307}}^1$

素因数の和:1424

約数の個数: 16

約数和(自身を含む): 25427520

約数和(自身を除く): 3675119

約数列:

[1, 11, 17, 89, 187, 979, 1307, 1513, 14377, 16643, 22219, 116323, 244409, 1279553, 1977491, 21752401]

約数ペア:

[(1, 21752401), (11, 1977491), (17, 1279553), (89, 244409), (187, 116323), (979, 22219), (1307, 16643), (1513, 14377)]