21373562

素因数分解:

$2^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{15739}}^1$

素因数の和:15845

約数の個数: 16

約数和(自身を含む): 37020480

約数和(自身を除く): 15646918

約数列:

[1, 2, 7, 14, 97, 194, 679, 1358, 15739, 31478, 110173, 220346, 1526683, 3053366, 10686781, 21373562]

約数ペア:

[(1, 21373562), (2, 10686781), (7, 3053366), (14, 1526683), (97, 220346), (194, 110173), (679, 31478), (1358, 15739)]