21000773349

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{391579}}^1$

素因数の和:391745

約数の個数: 24

約数和(自身を含む): 31154104800

約数和(自身を除く): 10153331451

約数列:

[1, 3, 9, 59, 101, 177, 303, 531, 909, 5959, 17877, 53631, 391579, 1174737, 3524211, 23103161, 39549479, 69309483, 118648437, 207928449, 355945311, 2333419261, 7000257783, 21000773349]

約数ペア:

[(1, 21000773349), (3, 7000257783), (9, 2333419261), (59, 355945311), (101, 207928449), (177, 118648437), (303, 69309483), (531, 39549479), (909, 23103161), (5959, 3524211), (17877, 1174737), (53631, 391579)]