21156810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{11953}}^1$

素因数の和:12022

約数の個数: 32

約数和(自身を含む): 51641280

約数和(自身を除く): 30484470

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 59, 118, 177, 295, 354, 590, 885, 1770, 11953, 23906, 35859, 59765, 71718, 119530, 179295, 358590, 705227, 1410454, 2115681, 3526135, 4231362, 7052270, 10578405, 21156810]

約数ペア:

[(1, 21156810), (2, 10578405), (3, 7052270), (5, 4231362), (6, 3526135), (10, 2115681), (15, 1410454), (30, 705227), (59, 358590), (118, 179295), (177, 119530), (295, 71718), (354, 59765), (590, 35859), (885, 23906), (1770, 11953)]