21292434

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{51431}}^1$

素因数の和:51462

約数の個数: 24

約数和(自身を含む): 48140352

約数和(自身を除く): 26847918

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 51431, 102862, 154293, 308586, 462879, 925758, 1182913, 2365826, 3548739, 7097478, 10646217, 21292434]

約数ペア:

[(1, 21292434), (2, 10646217), (3, 7097478), (6, 3548739), (9, 2365826), (18, 1182913), (23, 925758), (46, 462879), (69, 308586), (138, 154293), (207, 102862), (414, 51431)]