21000786613

素因数分解:

${\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{431}}^1\times {\mathrm{12853}}^1$

素因数の和:13524

約数の個数: 16

約数和(自身を含む): 22389405696

約数和(自身を除く): 1388619083

約数列:

[1, 17, 223, 431, 3791, 7327, 12853, 96113, 218501, 1633921, 2866219, 5539643, 48725723, 94173931, 1235340389, 21000786613]

約数ペア:

[(1, 21000786613), (17, 1235340389), (223, 94173931), (431, 48725723), (3791, 5539643), (7327, 2866219), (12853, 1633921), (96113, 218501)]