21235186

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{433}}^1$

素因数の和:586

約数の個数: 32

約数和(自身を含む): 37997568

約数和(自身を除く): 16762382

約数列:

[1, 2, 7, 14, 31, 62, 113, 217, 226, 433, 434, 791, 866, 1582, 3031, 3503, 6062, 7006, 13423, 24521, 26846, 48929, 49042, 93961, 97858, 187922, 342503, 685006, 1516799, 3033598, 10617593, 21235186]

約数ペア:

[(1, 21235186), (2, 10617593), (7, 3033598), (14, 1516799), (31, 685006), (62, 342503), (113, 187922), (217, 97858), (226, 93961), (433, 49042), (434, 48929), (791, 26846), (866, 24521), (1582, 13423), (3031, 7006), (3503, 6062)]