21840561768

素因数分解:

$2^3\times 3^1\times {\mathrm{3491}}^1\times {\mathrm{260677}}^1$

素因数の和:264177

約数の個数: 32

約数和(自身を含む): 54617254560

約数和(自身を除く): 32776692792

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 3491, 6982, 10473, 13964, 20946, 27928, 41892, 83784, 260677, 521354, 782031, 1042708, 1564062, 2085416, 3128124, 6256248, 910023407, 1820046814, 2730070221, 3640093628, 5460140442, 7280187256, 10920280884, 21840561768]

約数ペア:

[(1, 21840561768), (2, 10920280884), (3, 7280187256), (4, 5460140442), (6, 3640093628), (8, 2730070221), (12, 1820046814), (24, 910023407), (3491, 6256248), (6982, 3128124), (10473, 2085416), (13964, 1564062), (20946, 1042708), (27928, 782031), (41892, 521354), (83784, 260677)]