21978894672

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{7268153}}^1$

素因数の和:7268177

約数の個数: 80

約数和(自身を含む): 72100087680

約数和(自身を除く): 50121193008

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 84, 108, 112, 126, 144, 168, 189, 216, 252, 336, 378, 432, 504, 756, 1008, 1512, 3024, 7268153, 14536306, 21804459, 29072612, 43608918, 50877071, 58145224, 65413377, 87217836, 101754142, 116290448, 130826754, 152631213, 174435672, 196240131, 203508284, 261653508, 305262426, 348871344, 392480262, 407016568, 457893639, 523307016, 610524852, 784960524, 814033136, 915787278, 1046614032, 1221049704, 1373680917, 1569921048, 1831574556, 2442099408, 2747361834, 3139842096, 3663149112, 5494723668, 7326298224, 10989447336, 21978894672]

約数ペア:

[(1, 21978894672), (2, 10989447336), (3, 7326298224), (4, 5494723668), (6, 3663149112), (7, 3139842096), (8, 2747361834), (9, 2442099408), (12, 1831574556), (14, 1569921048), (16, 1373680917), (18, 1221049704), (21, 1046614032), (24, 915787278), (27, 814033136), (28, 784960524), (36, 610524852), (42, 523307016), (48, 457893639), (54, 407016568), (56, 392480262), (63, 348871344), (72, 305262426), (84, 261653508), (108, 203508284), (112, 196240131), (126, 174435672), (144, 152631213), (168, 130826754), (189, 116290448), (216, 101754142), (252, 87217836), (336, 65413377), (378, 58145224), (432, 50877071), (504, 43608918), (756, 29072612), (1008, 21804459), (1512, 14536306), (3024, 7268153)]