23380371

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{5227}}^1$

素因数の和:5311

約数の個数: 24

約数和(自身を含む): 39147264

約数和(自身を除く): 15766893

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 5227, 15681, 36589, 47043, 109767, 329301, 371117, 1113351, 2597819, 3340053, 7793457, 23380371]

約数ペア:

[(1, 23380371), (3, 7793457), (7, 3340053), (9, 2597819), (21, 1113351), (63, 371117), (71, 329301), (213, 109767), (497, 47043), (639, 36589), (1491, 15681), (4473, 5227)]