21000453578

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{8831}}^1\times {\mathrm{91463}}^1$

素因数の和:100309

約数の個数: 16

約数和(自身を含む): 33928022016

約数和(自身を除く): 12927568438

約数列:

[1, 2, 13, 26, 8831, 17662, 91463, 114803, 182926, 229606, 1189019, 2378038, 807709753, 1615419506, 10500226789, 21000453578]

約数ペア:

[(1, 21000453578), (2, 10500226789), (13, 1615419506), (26, 807709753), (8831, 2378038), (17662, 1189019), (91463, 229606), (114803, 182926)]