21265008

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^2\times {\mathrm{461}}^1$

素因数の和:534

約数の個数: 60

約数和(自身を含む): 56886984

約数和(自身を除く): 35621976

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 461, 496, 744, 922, 961, 1383, 1488, 1844, 1922, 2766, 2883, 3688, 3844, 5532, 5766, 7376, 7688, 11064, 11532, 14291, 15376, 22128, 23064, 28582, 42873, 46128, 57164, 85746, 114328, 171492, 228656, 342984, 443021, 685968, 886042, 1329063, 1772084, 2658126, 3544168, 5316252, 7088336, 10632504, 21265008]

約数ペア:

[(1, 21265008), (2, 10632504), (3, 7088336), (4, 5316252), (6, 3544168), (8, 2658126), (12, 1772084), (16, 1329063), (24, 886042), (31, 685968), (48, 443021), (62, 342984), (93, 228656), (124, 171492), (186, 114328), (248, 85746), (372, 57164), (461, 46128), (496, 42873), (744, 28582), (922, 23064), (961, 22128), (1383, 15376), (1488, 14291), (1844, 11532), (1922, 11064), (2766, 7688), (2883, 7376), (3688, 5766), (3844, 5532)]