21415842

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{24281}}^1$

素因数の和:24303

約数の個数: 36

約数和(自身を含む): 53978886

約数和(自身を除く): 32563044

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 24281, 48562, 72843, 145686, 169967, 218529, 339934, 437058, 509901, 1019802, 1189769, 1529703, 2379538, 3059406, 3569307, 7138614, 10707921, 21415842]

約数ペア:

[(1, 21415842), (2, 10707921), (3, 7138614), (6, 3569307), (7, 3059406), (9, 2379538), (14, 1529703), (18, 1189769), (21, 1019802), (42, 509901), (49, 437058), (63, 339934), (98, 218529), (126, 169967), (147, 145686), (294, 72843), (441, 48562), (882, 24281)]