21088368

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{20921}}^1$

素因数の和:20942

約数の個数: 60

約数和(自身を含む): 67452528

約数和(自身を除く): 46364160

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 20921, 41842, 62763, 83684, 125526, 146447, 167368, 188289, 251052, 292894, 334736, 376578, 439341, 502104, 585788, 753156, 878682, 1004208, 1171576, 1318023, 1506312, 1757364, 2343152, 2636046, 3012624, 3514728, 5272092, 7029456, 10544184, 21088368]

約数ペア:

[(1, 21088368), (2, 10544184), (3, 7029456), (4, 5272092), (6, 3514728), (7, 3012624), (8, 2636046), (9, 2343152), (12, 1757364), (14, 1506312), (16, 1318023), (18, 1171576), (21, 1004208), (24, 878682), (28, 753156), (36, 585788), (42, 502104), (48, 439341), (56, 376578), (63, 334736), (72, 292894), (84, 251052), (112, 188289), (126, 167368), (144, 146447), (168, 125526), (252, 83684), (336, 62763), (504, 41842), (1008, 20921)]