21140184

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67757}}^1$

素因数の和:67779

約数の個数: 32

約数和(自身を含む): 56916720

約数和(自身を除く): 35776536

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 67757, 135514, 203271, 271028, 406542, 542056, 813084, 880841, 1626168, 1761682, 2642523, 3523364, 5285046, 7046728, 10570092, 21140184]

約数ペア:

[(1, 21140184), (2, 10570092), (3, 7046728), (4, 5285046), (6, 3523364), (8, 2642523), (12, 1761682), (13, 1626168), (24, 880841), (26, 813084), (39, 542056), (52, 406542), (78, 271028), (104, 203271), (156, 135514), (312, 67757)]