21101994

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{50971}}^1$

素因数の和:51002

約数の個数: 24

約数和(自身を含む): 47709792

約数和(自身を除く): 26607798

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 50971, 101942, 152913, 305826, 458739, 917478, 1172333, 2344666, 3516999, 7033998, 10550997, 21101994]

約数ペア:

[(1, 21101994), (2, 10550997), (3, 7033998), (6, 3516999), (9, 2344666), (18, 1172333), (23, 917478), (46, 458739), (69, 305826), (138, 152913), (207, 101942), (414, 50971)]