21829554

素因数分解:

$2^1\times 3^3\times {\mathrm{404251}}^1$

素因数の和:404262

約数の個数: 16

約数和(自身を含む): 48510240

約数和(自身を除く): 26680686

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 404251, 808502, 1212753, 2425506, 3638259, 7276518, 10914777, 21829554]

約数ペア:

[(1, 21829554), (2, 10914777), (3, 7276518), (6, 3638259), (9, 2425506), (18, 1212753), (27, 808502), (54, 404251)]