21818904

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{47}}^1$

素因数の和:137

約数の個数: 96

約数和(自身を含む): 60203520

約数和(自身を除く): 38384616

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 29, 46, 47, 58, 69, 87, 92, 94, 116, 138, 141, 174, 184, 188, 232, 276, 282, 348, 376, 552, 564, 667, 696, 841, 1081, 1128, 1334, 1363, 1682, 2001, 2162, 2523, 2668, 2726, 3243, 3364, 4002, 4089, 4324, 5046, 5336, 5452, 6486, 6728, 8004, 8178, 8648, 10092, 10904, 12972, 16008, 16356, 19343, 20184, 25944, 31349, 32712, 38686, 39527, 58029, 62698, 77372, 79054, 94047, 116058, 118581, 125396, 154744, 158108, 188094, 232116, 237162, 250792, 316216, 376188, 464232, 474324, 752376, 909121, 948648, 1818242, 2727363, 3636484, 5454726, 7272968, 10909452, 21818904]

約数ペア:

[(1, 21818904), (2, 10909452), (3, 7272968), (4, 5454726), (6, 3636484), (8, 2727363), (12, 1818242), (23, 948648), (24, 909121), (29, 752376), (46, 474324), (47, 464232), (58, 376188), (69, 316216), (87, 250792), (92, 237162), (94, 232116), (116, 188094), (138, 158108), (141, 154744), (174, 125396), (184, 118581), (188, 116058), (232, 94047), (276, 79054), (282, 77372), (348, 62698), (376, 58029), (552, 39527), (564, 38686), (667, 32712), (696, 31349), (841, 25944), (1081, 20184), (1128, 19343), (1334, 16356), (1363, 16008), (1682, 12972), (2001, 10904), (2162, 10092), (2523, 8648), (2668, 8178), (2726, 8004), (3243, 6728), (3364, 6486), (4002, 5452), (4089, 5336), (4324, 5046)]