21075270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{14947}}^1$

素因数の和:15004

約数の個数: 32

約数和(自身を含む): 51660288

約数和(自身を除く): 30585018

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 94, 141, 235, 282, 470, 705, 1410, 14947, 29894, 44841, 74735, 89682, 149470, 224205, 448410, 702509, 1405018, 2107527, 3512545, 4215054, 7025090, 10537635, 21075270]

約数ペア:

[(1, 21075270), (2, 10537635), (3, 7025090), (5, 4215054), (6, 3512545), (10, 2107527), (15, 1405018), (30, 702509), (47, 448410), (94, 224205), (141, 149470), (235, 89682), (282, 74735), (470, 44841), (705, 29894), (1410, 14947)]