21273870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{317}}^1\times {\mathrm{2237}}^1$

素因数の和:2564

約数の個数: 32

約数和(自身を含む): 51241248

約数和(自身を除く): 29967378

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 317, 634, 951, 1585, 1902, 2237, 3170, 4474, 4755, 6711, 9510, 11185, 13422, 22370, 33555, 67110, 709129, 1418258, 2127387, 3545645, 4254774, 7091290, 10636935, 21273870]

約数ペア:

[(1, 21273870), (2, 10636935), (3, 7091290), (5, 4254774), (6, 3545645), (10, 2127387), (15, 1418258), (30, 709129), (317, 67110), (634, 33555), (951, 22370), (1585, 13422), (1902, 11185), (2237, 9510), (3170, 6711), (4474, 4755)]