21205191168

素因数分解:

$2^9\times 3^2\times 7^1\times {\mathrm{657403}}^1$

素因数の和:657434

約数の個数: 120

約数和(自身を含む): 69942526368

約数和(自身を除く): 48737335200

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 252, 256, 288, 336, 384, 448, 504, 512, 576, 672, 768, 896, 1008, 1152, 1344, 1536, 1792, 2016, 2304, 2688, 3584, 4032, 4608, 5376, 8064, 10752, 16128, 32256, 657403, 1314806, 1972209, 2629612, 3944418, 4601821, 5259224, 5916627, 7888836, 9203642, 10518448, 11833254, 13805463, 15777672, 18407284, 21036896, 23666508, 27610926, 31555344, 36814568, 41416389, 42073792, 47333016, 55221852, 63110688, 73629136, 82832778, 84147584, 94666032, 110443704, 126221376, 147258272, 165665556, 168295168, 189332064, 220887408, 252442752, 294516544, 331331112, 336590336, 378664128, 441774816, 504885504, 589033088, 662662224, 757328256, 883549632, 1009771008, 1178066176, 1325324448, 1514656512, 1767099264, 2356132352, 2650648896, 3029313024, 3534198528, 5301297792, 7068397056, 10602595584, 21205191168]

約数ペア:

[(1, 21205191168), (2, 10602595584), (3, 7068397056), (4, 5301297792), (6, 3534198528), (7, 3029313024), (8, 2650648896), (9, 2356132352), (12, 1767099264), (14, 1514656512), (16, 1325324448), (18, 1178066176), (21, 1009771008), (24, 883549632), (28, 757328256), (32, 662662224), (36, 589033088), (42, 504885504), (48, 441774816), (56, 378664128), (63, 336590336), (64, 331331112), (72, 294516544), (84, 252442752), (96, 220887408), (112, 189332064), (126, 168295168), (128, 165665556), (144, 147258272), (168, 126221376), (192, 110443704), (224, 94666032), (252, 84147584), (256, 82832778), (288, 73629136), (336, 63110688), (384, 55221852), (448, 47333016), (504, 42073792), (512, 41416389), (576, 36814568), (672, 31555344), (768, 27610926), (896, 23666508), (1008, 21036896), (1152, 18407284), (1344, 15777672), (1536, 13805463), (1792, 11833254), (2016, 10518448), (2304, 9203642), (2688, 7888836), (3584, 5916627), (4032, 5259224), (4608, 4601821), (5376, 3944418), (8064, 2629612), (10752, 1972209), (16128, 1314806), (32256, 657403)]