21602016

素因数分解:

$2^5\times 3^2\times {\mathrm{107}}^1\times {\mathrm{701}}^1$

素因数の和:824

約数の個数: 72

約数和(自身を含む): 62093304

約数和(自身を除く): 40491288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 107, 144, 214, 288, 321, 428, 642, 701, 856, 963, 1284, 1402, 1712, 1926, 2103, 2568, 2804, 3424, 3852, 4206, 5136, 5608, 6309, 7704, 8412, 10272, 11216, 12618, 15408, 16824, 22432, 25236, 30816, 33648, 50472, 67296, 75007, 100944, 150014, 201888, 225021, 300028, 450042, 600056, 675063, 900084, 1200112, 1350126, 1800168, 2400224, 2700252, 3600336, 5400504, 7200672, 10801008, 21602016]

約数ペア:

[(1, 21602016), (2, 10801008), (3, 7200672), (4, 5400504), (6, 3600336), (8, 2700252), (9, 2400224), (12, 1800168), (16, 1350126), (18, 1200112), (24, 900084), (32, 675063), (36, 600056), (48, 450042), (72, 300028), (96, 225021), (107, 201888), (144, 150014), (214, 100944), (288, 75007), (321, 67296), (428, 50472), (642, 33648), (701, 30816), (856, 25236), (963, 22432), (1284, 16824), (1402, 15408), (1712, 12618), (1926, 11216), (2103, 10272), (2568, 8412), (2804, 7704), (3424, 6309), (3852, 5608), (4206, 5136)]