21685884

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{4007}}^1$

素因数の和:4066

約数の個数: 48

約数和(自身を含む): 56560896

約数和(自身を除く): 34875012

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 41, 44, 66, 82, 123, 132, 164, 246, 451, 492, 902, 1353, 1804, 2706, 4007, 5412, 8014, 12021, 16028, 24042, 44077, 48084, 88154, 132231, 164287, 176308, 264462, 328574, 492861, 528924, 657148, 985722, 1807157, 1971444, 3614314, 5421471, 7228628, 10842942, 21685884]

約数ペア:

[(1, 21685884), (2, 10842942), (3, 7228628), (4, 5421471), (6, 3614314), (11, 1971444), (12, 1807157), (22, 985722), (33, 657148), (41, 528924), (44, 492861), (66, 328574), (82, 264462), (123, 176308), (132, 164287), (164, 132231), (246, 88154), (451, 48084), (492, 44077), (902, 24042), (1353, 16028), (1804, 12021), (2706, 8014), (4007, 5412)]