21357248

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1319}}^1$

素因数の和:1365

約数の個数: 56

約数和(自身を含む): 48280320

約数和(自身を除く): 26923072

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 32, 44, 46, 64, 88, 92, 176, 184, 253, 352, 368, 506, 704, 736, 1012, 1319, 1472, 2024, 2638, 4048, 5276, 8096, 10552, 14509, 16192, 21104, 29018, 30337, 42208, 58036, 60674, 84416, 116072, 121348, 232144, 242696, 333707, 464288, 485392, 667414, 928576, 970784, 1334828, 1941568, 2669656, 5339312, 10678624, 21357248]

約数ペア:

[(1, 21357248), (2, 10678624), (4, 5339312), (8, 2669656), (11, 1941568), (16, 1334828), (22, 970784), (23, 928576), (32, 667414), (44, 485392), (46, 464288), (64, 333707), (88, 242696), (92, 232144), (176, 121348), (184, 116072), (253, 84416), (352, 60674), (368, 58036), (506, 42208), (704, 30337), (736, 29018), (1012, 21104), (1319, 16192), (1472, 14509), (2024, 10552), (2638, 8096), (4048, 5276)]