21037038

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{318743}}^1$

素因数の和:318759

約数の個数: 16

約数和(自身を含む): 45899136

約数和(自身を除く): 24862098

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 318743, 637486, 956229, 1912458, 3506173, 7012346, 10518519, 21037038]

約数ペア:

[(1, 21037038), (2, 10518519), (3, 7012346), (6, 3506173), (11, 1912458), (22, 956229), (33, 637486), (66, 318743)]