2100051807

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1\times {\mathrm{179}}^1$

素因数の和:452

約数の個数: 64

約数和(自身を含む): 3344302080

約数和(自身を除く): 1244250273

約数列:

[1, 3, 7, 21, 53, 83, 127, 159, 179, 249, 371, 381, 537, 581, 889, 1113, 1253, 1743, 2667, 3759, 4399, 6731, 9487, 10541, 13197, 14857, 20193, 22733, 28461, 30793, 31623, 44571, 47117, 66409, 68199, 73787, 92379, 103999, 141351, 159131, 199227, 221361, 311997, 477393, 558673, 787421, 1204849, 1676019, 1886839, 2362263, 3614547, 3910711, 5511947, 5660517, 8433943, 11732133, 13207873, 16535841, 25301829, 39623619, 100002467, 300007401, 700017269, 2100051807]

約数ペア:

[(1, 2100051807), (3, 700017269), (7, 300007401), (21, 100002467), (53, 39623619), (83, 25301829), (127, 16535841), (159, 13207873), (179, 11732133), (249, 8433943), (371, 5660517), (381, 5511947), (537, 3910711), (581, 3614547), (889, 2362263), (1113, 1886839), (1253, 1676019), (1743, 1204849), (2667, 787421), (3759, 558673), (4399, 477393), (6731, 311997), (9487, 221361), (10541, 199227), (13197, 159131), (14857, 141351), (20193, 103999), (22733, 92379), (28461, 73787), (30793, 68199), (31623, 66409), (44571, 47117)]