21994224

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{977}}^1$

素因数の和:1062

約数の個数: 80

約数和(自身を含む): 65971968

約数和(自身を除く): 43977744

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 67, 84, 112, 134, 168, 201, 268, 336, 402, 469, 536, 804, 938, 977, 1072, 1407, 1608, 1876, 1954, 2814, 2931, 3216, 3752, 3908, 5628, 5862, 6839, 7504, 7816, 11256, 11724, 13678, 15632, 20517, 22512, 23448, 27356, 41034, 46896, 54712, 65459, 82068, 109424, 130918, 164136, 196377, 261836, 328272, 392754, 458213, 523672, 785508, 916426, 1047344, 1374639, 1571016, 1832852, 2749278, 3142032, 3665704, 5498556, 7331408, 10997112, 21994224]

約数ペア:

[(1, 21994224), (2, 10997112), (3, 7331408), (4, 5498556), (6, 3665704), (7, 3142032), (8, 2749278), (12, 1832852), (14, 1571016), (16, 1374639), (21, 1047344), (24, 916426), (28, 785508), (42, 523672), (48, 458213), (56, 392754), (67, 328272), (84, 261836), (112, 196377), (134, 164136), (168, 130918), (201, 109424), (268, 82068), (336, 65459), (402, 54712), (469, 46896), (536, 41034), (804, 27356), (938, 23448), (977, 22512), (1072, 20517), (1407, 15632), (1608, 13678), (1876, 11724), (1954, 11256), (2814, 7816), (2931, 7504), (3216, 6839), (3752, 5862), (3908, 5628)]