21792573

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{877}}^1$

素因数の和:1145

約数の個数: 24

約数和(自身を含む): 34515936

約数和(自身を除く): 12723363

約数列:

[1, 3, 9, 11, 33, 99, 251, 753, 877, 2259, 2631, 2761, 7893, 8283, 9647, 24849, 28941, 86823, 220127, 660381, 1981143, 2421397, 7264191, 21792573]

約数ペア:

[(1, 21792573), (3, 7264191), (9, 2421397), (11, 1981143), (33, 660381), (99, 220127), (251, 86823), (753, 28941), (877, 24849), (2259, 9647), (2631, 8283), (2761, 7893)]