21042234

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{20509}}^1$

素因数の和:20539

約数の個数: 32

約数和(自身を含む): 49224000

約数和(自身を除く): 28181766

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 513, 1026, 20509, 41018, 61527, 123054, 184581, 369162, 389671, 553743, 779342, 1107486, 1169013, 2338026, 3507039, 7014078, 10521117, 21042234]

約数ペア:

[(1, 21042234), (2, 10521117), (3, 7014078), (6, 3507039), (9, 2338026), (18, 1169013), (19, 1107486), (27, 779342), (38, 553743), (54, 389671), (57, 369162), (114, 184581), (171, 123054), (342, 61527), (513, 41018), (1026, 20509)]