21571272

素因数分解:

$2^3\times 3^4\times {\mathrm{33289}}^1$

素因数の和:33307

約数の個数: 40

約数和(自身を含む): 60421350

約数和(自身を除く): 38850078

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 33289, 66578, 99867, 133156, 199734, 266312, 299601, 399468, 599202, 798936, 898803, 1198404, 1797606, 2396808, 2696409, 3595212, 5392818, 7190424, 10785636, 21571272]

約数ペア:

[(1, 21571272), (2, 10785636), (3, 7190424), (4, 5392818), (6, 3595212), (8, 2696409), (9, 2396808), (12, 1797606), (18, 1198404), (24, 898803), (27, 798936), (36, 599202), (54, 399468), (72, 299601), (81, 266312), (108, 199734), (162, 133156), (216, 99867), (324, 66578), (648, 33289)]