21767264

素因数分解:

$2^5\times {\mathrm{89}}^1\times {\mathrm{7643}}^1$

素因数の和:7742

約数の個数: 24

約数和(自身を含む): 43341480

約数和(自身を除く): 21574216

約数列:

[1, 2, 4, 8, 16, 32, 89, 178, 356, 712, 1424, 2848, 7643, 15286, 30572, 61144, 122288, 244576, 680227, 1360454, 2720908, 5441816, 10883632, 21767264]

約数ペア:

[(1, 21767264), (2, 10883632), (4, 5441816), (8, 2720908), (16, 1360454), (32, 680227), (89, 244576), (178, 122288), (356, 61144), (712, 30572), (1424, 15286), (2848, 7643)]