21608184

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{69257}}^1$

素因数の和:69279

約数の個数: 32

約数和(自身を含む): 58176720

約数和(自身を除く): 36568536

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 69257, 138514, 207771, 277028, 415542, 554056, 831084, 900341, 1662168, 1800682, 2701023, 3601364, 5402046, 7202728, 10804092, 21608184]

約数ペア:

[(1, 21608184), (2, 10804092), (3, 7202728), (4, 5402046), (6, 3601364), (8, 2701023), (12, 1800682), (13, 1662168), (24, 900341), (26, 831084), (39, 554056), (52, 415542), (78, 277028), (104, 207771), (156, 138514), (312, 69257)]