21021912

素因数分解:

$2^3\times 3^2\times {\mathrm{291971}}^1$

素因数の和:291983

約数の個数: 24

約数和(自身を含む): 56934540

約数和(自身を除く): 35912628

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 291971, 583942, 875913, 1167884, 1751826, 2335768, 2627739, 3503652, 5255478, 7007304, 10510956, 21021912]

約数ペア:

[(1, 21021912), (2, 10510956), (3, 7007304), (4, 5255478), (6, 3503652), (8, 2627739), (9, 2335768), (12, 1751826), (18, 1167884), (24, 875913), (36, 583942), (72, 291971)]