21265056

素因数分解:

$2^5\times 3^2\times {\mathrm{47}}^1\times {\mathrm{1571}}^1$

素因数の和:1634

約数の個数: 72

約数和(自身を含む): 61798464

約数和(自身を除く): 40533408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 47, 48, 72, 94, 96, 141, 144, 188, 282, 288, 376, 423, 564, 752, 846, 1128, 1504, 1571, 1692, 2256, 3142, 3384, 4512, 4713, 6284, 6768, 9426, 12568, 13536, 14139, 18852, 25136, 28278, 37704, 50272, 56556, 73837, 75408, 113112, 147674, 150816, 221511, 226224, 295348, 443022, 452448, 590696, 664533, 886044, 1181392, 1329066, 1772088, 2362784, 2658132, 3544176, 5316264, 7088352, 10632528, 21265056]

約数ペア:

[(1, 21265056), (2, 10632528), (3, 7088352), (4, 5316264), (6, 3544176), (8, 2658132), (9, 2362784), (12, 1772088), (16, 1329066), (18, 1181392), (24, 886044), (32, 664533), (36, 590696), (47, 452448), (48, 443022), (72, 295348), (94, 226224), (96, 221511), (141, 150816), (144, 147674), (188, 113112), (282, 75408), (288, 73837), (376, 56556), (423, 50272), (564, 37704), (752, 28278), (846, 25136), (1128, 18852), (1504, 14139), (1571, 13536), (1692, 12568), (2256, 9426), (3142, 6768), (3384, 6284), (4512, 4713)]