21331842

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{507901}}^1$

素因数の和:507913

約数の個数: 16

約数和(自身を含む): 48758592

約数和(自身を除く): 27426750

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 507901, 1015802, 1523703, 3047406, 3555307, 7110614, 10665921, 21331842]

約数ペア:

[(1, 21331842), (2, 10665921), (3, 7110614), (6, 3555307), (7, 3047406), (14, 1523703), (21, 1015802), (42, 507901)]