421389528

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{673}}^1\times {\mathrm{3727}}^1$

素因数の和:4416

約数の個数: 64

約数和(自身を含む): 1206082560

約数和(自身を除く): 784693032

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 673, 1346, 2019, 2692, 3727, 4038, 4711, 5384, 7454, 8076, 9422, 11181, 14133, 14908, 16152, 18844, 22362, 26089, 28266, 29816, 37688, 44724, 52178, 56532, 78267, 89448, 104356, 113064, 156534, 208712, 313068, 626136, 2508271, 5016542, 7524813, 10033084, 15049626, 17557897, 20066168, 30099252, 35115794, 52673691, 60198504, 70231588, 105347382, 140463176, 210694764, 421389528]

約数ペア:

[(1, 421389528), (2, 210694764), (3, 140463176), (4, 105347382), (6, 70231588), (7, 60198504), (8, 52673691), (12, 35115794), (14, 30099252), (21, 20066168), (24, 17557897), (28, 15049626), (42, 10033084), (56, 7524813), (84, 5016542), (168, 2508271), (673, 626136), (1346, 313068), (2019, 208712), (2692, 156534), (3727, 113064), (4038, 104356), (4711, 89448), (5384, 78267), (7454, 56532), (8076, 52178), (9422, 44724), (11181, 37688), (14133, 29816), (14908, 28266), (16152, 26089), (18844, 22362)]