21629268

素因数分解:

$2^2\times 3^4\times {\mathrm{241}}^1\times {\mathrm{277}}^1$

素因数の和:534

約数の個数: 60

約数和(自身を含む): 56982772

約数和(自身を除く): 35353504

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 241, 277, 324, 482, 554, 723, 831, 964, 1108, 1446, 1662, 2169, 2493, 2892, 3324, 4338, 4986, 6507, 7479, 8676, 9972, 13014, 14958, 19521, 22437, 26028, 29916, 39042, 44874, 66757, 78084, 89748, 133514, 200271, 267028, 400542, 600813, 801084, 1201626, 1802439, 2403252, 3604878, 5407317, 7209756, 10814634, 21629268]

約数ペア:

[(1, 21629268), (2, 10814634), (3, 7209756), (4, 5407317), (6, 3604878), (9, 2403252), (12, 1802439), (18, 1201626), (27, 801084), (36, 600813), (54, 400542), (81, 267028), (108, 200271), (162, 133514), (241, 89748), (277, 78084), (324, 66757), (482, 44874), (554, 39042), (723, 29916), (831, 26028), (964, 22437), (1108, 19521), (1446, 14958), (1662, 13014), (2169, 9972), (2493, 8676), (2892, 7479), (3324, 6507), (4338, 4986)]