21017538

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{50767}}^1$

素因数の和:50798

約数の個数: 24

約数和(自身を含む): 47518848

約数和(自身を除く): 26501310

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 50767, 101534, 152301, 304602, 456903, 913806, 1167641, 2335282, 3502923, 7005846, 10508769, 21017538]

約数ペア:

[(1, 21017538), (2, 10508769), (3, 7005846), (6, 3502923), (9, 2335282), (18, 1167641), (23, 913806), (46, 456903), (69, 304602), (138, 152301), (207, 101534), (414, 50767)]