21590192

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4513}}^1$

素因数の和:4557

約数の個数: 40

約数和(自身を含む): 47017824

約数和(自身を除く): 25427632

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 52, 92, 104, 184, 208, 299, 368, 598, 1196, 2392, 4513, 4784, 9026, 18052, 36104, 58669, 72208, 103799, 117338, 207598, 234676, 415196, 469352, 830392, 938704, 1349387, 1660784, 2698774, 5397548, 10795096, 21590192]

約数ペア:

[(1, 21590192), (2, 10795096), (4, 5397548), (8, 2698774), (13, 1660784), (16, 1349387), (23, 938704), (26, 830392), (46, 469352), (52, 415196), (92, 234676), (104, 207598), (184, 117338), (208, 103799), (299, 72208), (368, 58669), (598, 36104), (1196, 18052), (2392, 9026), (4513, 4784)]