21116159

素因数分解:

${\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{569}}^1$

素因数の和:682

約数の個数: 16

約数和(自身を含む): 23392800

約数和(自身を除く): 2276641

約数列:

[1, 17, 37, 59, 569, 629, 1003, 2183, 9673, 21053, 33571, 37111, 357901, 570707, 1242127, 21116159]

約数ペア:

[(1, 21116159), (17, 1242127), (37, 570707), (59, 357901), (569, 37111), (629, 33571), (1003, 21053), (2183, 9673)]