21582972

素因数分解:

$2^2\times 3^2\times {\mathrm{661}}^1\times {\mathrm{907}}^1$

素因数の和:1578

約数の個数: 36

約数和(自身を含む): 54699736

約数和(自身を除く): 33116764

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 661, 907, 1322, 1814, 1983, 2644, 2721, 3628, 3966, 5442, 5949, 7932, 8163, 10884, 11898, 16326, 23796, 32652, 599527, 1199054, 1798581, 2398108, 3597162, 5395743, 7194324, 10791486, 21582972]

約数ペア:

[(1, 21582972), (2, 10791486), (3, 7194324), (4, 5395743), (6, 3597162), (9, 2398108), (12, 1798581), (18, 1199054), (36, 599527), (661, 32652), (907, 23796), (1322, 16326), (1814, 11898), (1983, 10884), (2644, 8163), (2721, 7932), (3628, 5949), (3966, 5442)]