23172921

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{487}}^1$

素因数の和:821

約数の個数: 24

約数和(自身を含む): 35627904

約数和(自身を除く): 12454983

約数列:

[1, 3, 9, 17, 51, 153, 311, 487, 933, 1461, 2799, 4383, 5287, 8279, 15861, 24837, 47583, 74511, 151457, 454371, 1363113, 2574769, 7724307, 23172921]

約数ペア:

[(1, 23172921), (3, 7724307), (9, 2574769), (17, 1363113), (51, 454371), (153, 151457), (311, 74511), (487, 47583), (933, 24837), (1461, 15861), (2799, 8279), (4383, 5287)]