21713898

素因数分解:

$2^1\times 3^1\times {\mathrm{457}}^1\times {\mathrm{7919}}^1$

素因数の和:8381

約数の個数: 16

約数和(自身を含む): 43528320

約数和(自身を除く): 21814422

約数列:

[1, 2, 3, 6, 457, 914, 1371, 2742, 7919, 15838, 23757, 47514, 3618983, 7237966, 10856949, 21713898]

約数ペア:

[(1, 21713898), (2, 10856949), (3, 7237966), (6, 3618983), (457, 47514), (914, 23757), (1371, 15838), (2742, 7919)]