21683816

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{35201}}^1$

素因数の和:35225

約数の個数: 32

約数和(自身を含む): 50690880

約数和(自身を除く): 29007064

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 35201, 70402, 140804, 246407, 281608, 387211, 492814, 774422, 985628, 1548844, 1971256, 2710477, 3097688, 5420954, 10841908, 21683816]

約数ペア:

[(1, 21683816), (2, 10841908), (4, 5420954), (7, 3097688), (8, 2710477), (11, 1971256), (14, 1548844), (22, 985628), (28, 774422), (44, 492814), (56, 387211), (77, 281608), (88, 246407), (154, 140804), (308, 70402), (616, 35201)]