21927542

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{571}}^1$

素因数の和:804

約数の個数: 32

約数和(自身を含む): 40744704

約数和(自身を除く): 18817162

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 211, 422, 571, 1142, 1477, 2743, 2954, 3997, 5486, 7423, 7994, 14846, 19201, 38402, 51961, 103922, 120481, 240962, 843367, 1566253, 1686734, 3132506, 10963771, 21927542]

約数ペア:

[(1, 21927542), (2, 10963771), (7, 3132506), (13, 1686734), (14, 1566253), (26, 843367), (91, 240962), (182, 120481), (211, 103922), (422, 51961), (571, 38402), (1142, 19201), (1477, 14846), (2743, 7994), (2954, 7423), (3997, 5486)]