21396054

素因数分解:

$2^1\times 3^1\times {\mathrm{313}}^1\times {\mathrm{11393}}^1$

素因数の和:11711

約数の個数: 16

約数和(自身を含む): 42932592

約数和(自身を除く): 21536538

約数列:

[1, 2, 3, 6, 313, 626, 939, 1878, 11393, 22786, 34179, 68358, 3566009, 7132018, 10698027, 21396054]

約数ペア:

[(1, 21396054), (2, 10698027), (3, 7132018), (6, 3566009), (313, 68358), (626, 34179), (939, 22786), (1878, 11393)]