21236698

素因数分解:

$2^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{1559}}^1$

素因数の和:1714

約数の個数: 24

約数和(自身を含む): 37346400

約数和(自身を除く): 16109702

約数列:

[1, 2, 7, 14, 49, 98, 139, 278, 973, 1559, 1946, 3118, 6811, 10913, 13622, 21826, 76391, 152782, 216701, 433402, 1516907, 3033814, 10618349, 21236698]

約数ペア:

[(1, 21236698), (2, 10618349), (7, 3033814), (14, 1516907), (49, 433402), (98, 216701), (139, 152782), (278, 76391), (973, 21826), (1559, 13622), (1946, 10913), (3118, 6811)]