21522354

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{1223}}^1$

素因数の和:1654

約数の個数: 32

約数和(自身を含む): 49351680

約数和(自身を除く): 27829326

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 419, 838, 1223, 1257, 2446, 2514, 2933, 3669, 5866, 7338, 8561, 8799, 17122, 17598, 25683, 51366, 512437, 1024874, 1537311, 3074622, 3587059, 7174118, 10761177, 21522354]

約数ペア:

[(1, 21522354), (2, 10761177), (3, 7174118), (6, 3587059), (7, 3074622), (14, 1537311), (21, 1024874), (42, 512437), (419, 51366), (838, 25683), (1223, 17598), (1257, 17122), (2446, 8799), (2514, 8561), (2933, 7338), (3669, 5866)]