21693914

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{919}}^1$

素因数の和:998

約数の個数: 32

約数和(自身を含む): 37756800

約数和(自身を除く): 16062886

約数列:

[1, 2, 11, 22, 29, 37, 58, 74, 319, 407, 638, 814, 919, 1073, 1838, 2146, 10109, 11803, 20218, 23606, 26651, 34003, 53302, 68006, 293161, 374033, 586322, 748066, 986087, 1972174, 10846957, 21693914]

約数ペア:

[(1, 21693914), (2, 10846957), (11, 1972174), (22, 986087), (29, 748066), (37, 586322), (58, 374033), (74, 293161), (319, 68006), (407, 53302), (638, 34003), (814, 26651), (919, 23606), (1073, 20218), (1838, 11803), (2146, 10109)]