21101406

素因数分解:

$2^1\times 3^1\times {\mathrm{739}}^1\times {\mathrm{4759}}^1$

素因数の和:5503

約数の個数: 16

約数和(自身を含む): 42268800

約数和(自身を除く): 21167394

約数列:

[1, 2, 3, 6, 739, 1478, 2217, 4434, 4759, 9518, 14277, 28554, 3516901, 7033802, 10550703, 21101406]

約数ペア:

[(1, 21101406), (2, 10550703), (3, 7033802), (6, 3516901), (739, 28554), (1478, 14277), (2217, 9518), (4434, 4759)]