21299748

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{337}}^1$

素因数の和:596

約数の個数: 48

約数和(自身を含む): 52241280

約数和(自身を除く): 30941532

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 229, 276, 337, 458, 674, 687, 916, 1011, 1348, 1374, 2022, 2748, 4044, 5267, 7751, 10534, 15502, 15801, 21068, 23253, 31004, 31602, 46506, 63204, 77173, 93012, 154346, 231519, 308692, 463038, 926076, 1774979, 3549958, 5324937, 7099916, 10649874, 21299748]

約数ペア:

[(1, 21299748), (2, 10649874), (3, 7099916), (4, 5324937), (6, 3549958), (12, 1774979), (23, 926076), (46, 463038), (69, 308692), (92, 231519), (138, 154346), (229, 93012), (276, 77173), (337, 63204), (458, 46506), (674, 31602), (687, 31004), (916, 23253), (1011, 21068), (1348, 15801), (1374, 15502), (2022, 10534), (2748, 7751), (4044, 5267)]