21260414

素因数分解:

$2^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{3677}}^1$

素因数の和:3752

約数の個数: 24

約数和(自身を含む): 37736280

約数和(自身を除く): 16475866

約数列:

[1, 2, 7, 14, 49, 59, 98, 118, 413, 826, 2891, 3677, 5782, 7354, 25739, 51478, 180173, 216943, 360346, 433886, 1518601, 3037202, 10630207, 21260414]

約数ペア:

[(1, 21260414), (2, 10630207), (7, 3037202), (14, 1518601), (49, 433886), (59, 360346), (98, 216943), (118, 180173), (413, 51478), (826, 25739), (2891, 7354), (3677, 5782)]