21072048

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{19087}}^1$

素因数の和:19121

約数の個数: 40

約数和(自身を含む): 56805888

約数和(自身を除く): 35733840

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 138, 184, 276, 368, 552, 1104, 19087, 38174, 57261, 76348, 114522, 152696, 229044, 305392, 439001, 458088, 878002, 916176, 1317003, 1756004, 2634006, 3512008, 5268012, 7024016, 10536024, 21072048]

約数ペア:

[(1, 21072048), (2, 10536024), (3, 7024016), (4, 5268012), (6, 3512008), (8, 2634006), (12, 1756004), (16, 1317003), (23, 916176), (24, 878002), (46, 458088), (48, 439001), (69, 305392), (92, 229044), (138, 152696), (184, 114522), (276, 76348), (368, 57261), (552, 38174), (1104, 19087)]