21133056

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{3931}}^1$

素因数の和:3957

約数の個数: 72

約数和(自身を含む): 64296064

約数和(自身を除く): 43163008

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 256, 336, 384, 448, 672, 768, 896, 1344, 1792, 2688, 3931, 5376, 7862, 11793, 15724, 23586, 27517, 31448, 47172, 55034, 62896, 82551, 94344, 110068, 125792, 165102, 188688, 220136, 251584, 330204, 377376, 440272, 503168, 660408, 754752, 880544, 1006336, 1320816, 1509504, 1761088, 2641632, 3019008, 3522176, 5283264, 7044352, 10566528, 21133056]

約数ペア:

[(1, 21133056), (2, 10566528), (3, 7044352), (4, 5283264), (6, 3522176), (7, 3019008), (8, 2641632), (12, 1761088), (14, 1509504), (16, 1320816), (21, 1006336), (24, 880544), (28, 754752), (32, 660408), (42, 503168), (48, 440272), (56, 377376), (64, 330204), (84, 251584), (96, 220136), (112, 188688), (128, 165102), (168, 125792), (192, 110068), (224, 94344), (256, 82551), (336, 62896), (384, 55034), (448, 47172), (672, 31448), (768, 27517), (896, 23586), (1344, 15724), (1792, 11793), (2688, 7862), (3931, 5376)]