21936116

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{1439}}^1$

素因数の和:1583

約数の個数: 24

約数和(自身を含む): 39836160

約数和(自身を除く): 17900044

約数列:

[1, 2, 4, 37, 74, 103, 148, 206, 412, 1439, 2878, 3811, 5756, 7622, 15244, 53243, 106486, 148217, 212972, 296434, 592868, 5484029, 10968058, 21936116]

約数ペア:

[(1, 21936116), (2, 10968058), (4, 5484029), (37, 592868), (74, 296434), (103, 212972), (148, 148217), (206, 106486), (412, 53243), (1439, 15244), (2878, 7622), (3811, 5756)]