21000368636

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{35863}}^1\times {\mathrm{11261}}^1$

素因数の和:47141

約数の個数: 24

約数和(自身を含む): 39582236064

約数和(自身を除く): 18581867428

約数列:

[1, 2, 4, 13, 26, 52, 11261, 22522, 35863, 45044, 71726, 143452, 146393, 292786, 466219, 585572, 932438, 1864876, 403853243, 807706486, 1615412972, 5250092159, 10500184318, 21000368636]

約数ペア:

[(1, 21000368636), (2, 10500184318), (4, 5250092159), (13, 1615412972), (26, 807706486), (52, 403853243), (11261, 1864876), (22522, 932438), (35863, 585572), (45044, 466219), (71726, 292786), (143452, 146393)]