21609696

素因数分解:

$2^5\times 3^1\times {\mathrm{23}}^1\times {\mathrm{9787}}^1$

素因数の和:9823

約数の個数: 48

約数和(自身を含む): 59197824

約数和(自身を除く): 37588128

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 69, 92, 96, 138, 184, 276, 368, 552, 736, 1104, 2208, 9787, 19574, 29361, 39148, 58722, 78296, 117444, 156592, 225101, 234888, 313184, 450202, 469776, 675303, 900404, 939552, 1350606, 1800808, 2701212, 3601616, 5402424, 7203232, 10804848, 21609696]

約数ペア:

[(1, 21609696), (2, 10804848), (3, 7203232), (4, 5402424), (6, 3601616), (8, 2701212), (12, 1800808), (16, 1350606), (23, 939552), (24, 900404), (32, 675303), (46, 469776), (48, 450202), (69, 313184), (92, 234888), (96, 225101), (138, 156592), (184, 117444), (276, 78296), (368, 58722), (552, 39148), (736, 29361), (1104, 19574), (2208, 9787)]