21058938

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{50867}}^1$

素因数の和:50898

約数の個数: 24

約数和(自身を含む): 47612448

約数和(自身を除く): 26553510

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 50867, 101734, 152601, 305202, 457803, 915606, 1169941, 2339882, 3509823, 7019646, 10529469, 21058938]

約数ペア:

[(1, 21058938), (2, 10529469), (3, 7019646), (6, 3509823), (9, 2339882), (18, 1169941), (23, 915606), (46, 457803), (69, 305202), (138, 152601), (207, 101734), (414, 50867)]