21158112

素因数分解:

$2^5\times 3^1\times {\mathrm{433}}^1\times {\mathrm{509}}^1$

素因数の和:955

約数の個数: 48

約数和(自身を含む): 55777680

約数和(自身を除く): 34619568

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 433, 509, 866, 1018, 1299, 1527, 1732, 2036, 2598, 3054, 3464, 4072, 5196, 6108, 6928, 8144, 10392, 12216, 13856, 16288, 20784, 24432, 41568, 48864, 220397, 440794, 661191, 881588, 1322382, 1763176, 2644764, 3526352, 5289528, 7052704, 10579056, 21158112]

約数ペア:

[(1, 21158112), (2, 10579056), (3, 7052704), (4, 5289528), (6, 3526352), (8, 2644764), (12, 1763176), (16, 1322382), (24, 881588), (32, 661191), (48, 440794), (96, 220397), (433, 48864), (509, 41568), (866, 24432), (1018, 20784), (1299, 16288), (1527, 13856), (1732, 12216), (2036, 10392), (2598, 8144), (3054, 6928), (3464, 6108), (4072, 5196)]