21168612

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{12511}}^1$

素因数の和:12568

約数の個数: 36

約数和(自身を含む): 54652416

約数和(自身を除く): 33483804

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 423, 564, 846, 1692, 12511, 25022, 37533, 50044, 75066, 112599, 150132, 225198, 450396, 588017, 1176034, 1764051, 2352068, 3528102, 5292153, 7056204, 10584306, 21168612]

約数ペア:

[(1, 21168612), (2, 10584306), (3, 7056204), (4, 5292153), (6, 3528102), (9, 2352068), (12, 1764051), (18, 1176034), (36, 588017), (47, 450396), (94, 225198), (141, 150132), (188, 112599), (282, 75066), (423, 50044), (564, 37533), (846, 25022), (1692, 12511)]