21502548

素因数分解:

$2^2\times 3^2\times {\mathrm{467}}^1\times {\mathrm{1279}}^1$

素因数の和:1756

約数の個数: 36

約数和(自身を含む): 54512640

約数和(自身を除く): 33010092

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 467, 934, 1279, 1401, 1868, 2558, 2802, 3837, 4203, 5116, 5604, 7674, 8406, 11511, 15348, 16812, 23022, 46044, 597293, 1194586, 1791879, 2389172, 3583758, 5375637, 7167516, 10751274, 21502548]

約数ペア:

[(1, 21502548), (2, 10751274), (3, 7167516), (4, 5375637), (6, 3583758), (9, 2389172), (12, 1791879), (18, 1194586), (36, 597293), (467, 46044), (934, 23022), (1279, 16812), (1401, 15348), (1868, 11511), (2558, 8406), (2802, 7674), (3837, 5604), (4203, 5116)]