21206350

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{38557}}^1$

素因数の和:38580

約数の個数: 24

約数和(自身を含む): 43030728

約数和(自身を除く): 21824378

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 38557, 77114, 192785, 385570, 424127, 848254, 963925, 1927850, 2120635, 4241270, 10603175, 21206350]

約数ペア:

[(1, 21206350), (2, 10603175), (5, 4241270), (10, 2120635), (11, 1927850), (22, 963925), (25, 848254), (50, 424127), (55, 385570), (110, 192785), (275, 77114), (550, 38557)]