21093408

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{10463}}^1$

素因数の和:10486

約数の個数: 72

約数和(自身を含む): 68560128

約数和(自身を除く): 47466720

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 10463, 20926, 31389, 41852, 62778, 73241, 83704, 94167, 125556, 146482, 167408, 188334, 219723, 251112, 292964, 334816, 376668, 439446, 502224, 585928, 659169, 753336, 878892, 1004448, 1171856, 1318338, 1506672, 1757784, 2343712, 2636676, 3013344, 3515568, 5273352, 7031136, 10546704, 21093408]

約数ペア:

[(1, 21093408), (2, 10546704), (3, 7031136), (4, 5273352), (6, 3515568), (7, 3013344), (8, 2636676), (9, 2343712), (12, 1757784), (14, 1506672), (16, 1318338), (18, 1171856), (21, 1004448), (24, 878892), (28, 753336), (32, 659169), (36, 585928), (42, 502224), (48, 439446), (56, 376668), (63, 334816), (72, 292964), (84, 251112), (96, 219723), (112, 188334), (126, 167408), (144, 146482), (168, 125556), (224, 94167), (252, 83704), (288, 73241), (336, 62778), (504, 41852), (672, 31389), (1008, 20926), (2016, 10463)]