21143052

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{27967}}^1$

素因数の和:27987

約数の個数: 48

約数和(自身を含む): 62648320

約数和(自身を除く): 41505268

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 27967, 55934, 83901, 111868, 167802, 195769, 251703, 335604, 391538, 503406, 587307, 755109, 783076, 1006812, 1174614, 1510218, 1761921, 2349228, 3020436, 3523842, 5285763, 7047684, 10571526, 21143052]

約数ペア:

[(1, 21143052), (2, 10571526), (3, 7047684), (4, 5285763), (6, 3523842), (7, 3020436), (9, 2349228), (12, 1761921), (14, 1510218), (18, 1174614), (21, 1006812), (27, 783076), (28, 755109), (36, 587307), (42, 503406), (54, 391538), (63, 335604), (84, 251703), (108, 195769), (126, 167802), (189, 111868), (252, 83901), (378, 55934), (756, 27967)]