21000316612

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2213}}^1\times {\mathrm{9377}}^1$

素因数の和:11628

約数の個数: 48

約数和(自身を含む): 41857990272

約数和(自身を除く): 20857673660

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 506, 1012, 2213, 4426, 8852, 9377, 18754, 24343, 37508, 48686, 50899, 97372, 101798, 103147, 203596, 206294, 215671, 412588, 431342, 559889, 862684, 1119778, 2239556, 2372381, 4744762, 9489524, 20751301, 41502602, 83005204, 228264311, 456528622, 477279923, 913057244, 954559846, 1909119692, 5250079153, 10500158306, 21000316612]

約数ペア:

[(1, 21000316612), (2, 10500158306), (4, 5250079153), (11, 1909119692), (22, 954559846), (23, 913057244), (44, 477279923), (46, 456528622), (92, 228264311), (253, 83005204), (506, 41502602), (1012, 20751301), (2213, 9489524), (4426, 4744762), (8852, 2372381), (9377, 2239556), (18754, 1119778), (24343, 862684), (37508, 559889), (48686, 431342), (50899, 412588), (97372, 215671), (101798, 206294), (103147, 203596)]