21284842

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{383}}^1\times {\mathrm{751}}^1$

素因数の和:1173

約数の個数: 16

約数和(自身を含む): 32919552

約数和(自身を除く): 11634710

約数列:

[1, 2, 37, 74, 383, 751, 766, 1502, 14171, 27787, 28342, 55574, 287633, 575266, 10642421, 21284842]

約数ペア:

[(1, 21284842), (2, 10642421), (37, 575266), (74, 287633), (383, 55574), (751, 28342), (766, 27787), (1502, 14171)]