21336528

素因数分解:

$2^4\times 3^1\times {\mathrm{53}}^1\times {\mathrm{8387}}^1$

素因数の和:8451

約数の個数: 40

約数和(自身を含む): 56166048

約数和(自身を除く): 34829520

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 53, 106, 159, 212, 318, 424, 636, 848, 1272, 2544, 8387, 16774, 25161, 33548, 50322, 67096, 100644, 134192, 201288, 402576, 444511, 889022, 1333533, 1778044, 2667066, 3556088, 5334132, 7112176, 10668264, 21336528]

約数ペア:

[(1, 21336528), (2, 10668264), (3, 7112176), (4, 5334132), (6, 3556088), (8, 2667066), (12, 1778044), (16, 1333533), (24, 889022), (48, 444511), (53, 402576), (106, 201288), (159, 134192), (212, 100644), (318, 67096), (424, 50322), (636, 33548), (848, 25161), (1272, 16774), (2544, 8387)]