21777544

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{3407}}^1$

素因数の和:3477

約数の個数: 32

約数和(自身を含む): 44167680

約数和(自身を除く): 22390136

約数列:

[1, 2, 4, 8, 17, 34, 47, 68, 94, 136, 188, 376, 799, 1598, 3196, 3407, 6392, 6814, 13628, 27256, 57919, 115838, 160129, 231676, 320258, 463352, 640516, 1281032, 2722193, 5444386, 10888772, 21777544]

約数ペア:

[(1, 21777544), (2, 10888772), (4, 5444386), (8, 2722193), (17, 1281032), (34, 640516), (47, 463352), (68, 320258), (94, 231676), (136, 160129), (188, 115838), (376, 57919), (799, 27256), (1598, 13628), (3196, 6814), (3407, 6392)]