21749463476

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{22907}}^1$

素因数の和:23005

約数の個数: 72

約数和(自身を含む): 44585382240

約数和(自身を除く): 22835918764

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 52, 62, 76, 124, 247, 403, 494, 589, 806, 961, 988, 1178, 1612, 1922, 2356, 3844, 7657, 12493, 15314, 18259, 22907, 24986, 30628, 36518, 45814, 49972, 73036, 91628, 237367, 297791, 435233, 474734, 595582, 710117, 870466, 949468, 1191164, 1420234, 1740932, 2840468, 5658029, 9231521, 11316058, 13492223, 18463042, 22013627, 22632116, 26984446, 36926084, 44027254, 53968892, 88054508, 175398899, 286177151, 350797798, 418258913, 572354302, 701595596, 836517826, 1144708604, 1673035652, 5437365869, 10874731738, 21749463476]

約数ペア:

[(1, 21749463476), (2, 10874731738), (4, 5437365869), (13, 1673035652), (19, 1144708604), (26, 836517826), (31, 701595596), (38, 572354302), (52, 418258913), (62, 350797798), (76, 286177151), (124, 175398899), (247, 88054508), (403, 53968892), (494, 44027254), (589, 36926084), (806, 26984446), (961, 22632116), (988, 22013627), (1178, 18463042), (1612, 13492223), (1922, 11316058), (2356, 9231521), (3844, 5658029), (7657, 2840468), (12493, 1740932), (15314, 1420234), (18259, 1191164), (22907, 949468), (24986, 870466), (30628, 710117), (36518, 595582), (45814, 474734), (49972, 435233), (73036, 297791), (91628, 237367)]