21513347

素因数分解:

${\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1$

素因数の和:406

約数の個数: 16

約数和(自身を含む): 23522400

約数和(自身を除く): 2009053

約数列:

[1, 17, 59, 89, 241, 1003, 1513, 4097, 5251, 14219, 21449, 89267, 241723, 364633, 1265491, 21513347]

約数ペア:

[(1, 21513347), (17, 1265491), (59, 364633), (89, 241723), (241, 89267), (1003, 21449), (1513, 14219), (4097, 5251)]