21059826

素因数分解:

$2^1\times 3^1\times {\mathrm{281}}^1\times {\mathrm{12491}}^1$

素因数の和:12777

約数の個数: 16

約数和(自身を含む): 42272928

約数和(自身を除く): 21213102

約数列:

[1, 2, 3, 6, 281, 562, 843, 1686, 12491, 24982, 37473, 74946, 3509971, 7019942, 10529913, 21059826]

約数ペア:

[(1, 21059826), (2, 10529913), (3, 7019942), (6, 3509971), (281, 74946), (562, 37473), (843, 24982), (1686, 12491)]