21292812

素因数分解:

$2^2\times 3^2\times {\mathrm{151}}^1\times {\mathrm{3917}}^1$

素因数の和:4078

約数の個数: 36

約数和(自身を含む): 54193776

約数和(自身を除く): 32900964

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 151, 302, 453, 604, 906, 1359, 1812, 2718, 3917, 5436, 7834, 11751, 15668, 23502, 35253, 47004, 70506, 141012, 591467, 1182934, 1774401, 2365868, 3548802, 5323203, 7097604, 10646406, 21292812]

約数ペア:

[(1, 21292812), (2, 10646406), (3, 7097604), (4, 5323203), (6, 3548802), (9, 2365868), (12, 1774401), (18, 1182934), (36, 591467), (151, 141012), (302, 70506), (453, 47004), (604, 35253), (906, 23502), (1359, 15668), (1812, 11751), (2718, 7834), (3917, 5436)]