7021917

素因数分解:

$3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{701}}^1$

素因数の和:770

約数の個数: 32

約数和(自身を含む): 12130560

約数和(自身を除く): 5108643

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 159, 189, 371, 477, 701, 1113, 1431, 2103, 3339, 4907, 6309, 10017, 14721, 18927, 37153, 44163, 111459, 132489, 260071, 334377, 780213, 1003131, 2340639, 7021917]

約数ペア:

[(1, 7021917), (3, 2340639), (7, 1003131), (9, 780213), (21, 334377), (27, 260071), (53, 132489), (63, 111459), (159, 44163), (189, 37153), (371, 18927), (477, 14721), (701, 10017), (1113, 6309), (1431, 4907), (2103, 3339)]