21537572

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{45247}}^1$

素因数の和:45275

約数の個数: 24

約数和(自身を含む): 45609984

約数和(自身を除く): 24072412

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 45247, 90494, 180988, 316729, 633458, 769199, 1266916, 1538398, 3076796, 5384393, 10768786, 21537572]

約数ペア:

[(1, 21537572), (2, 10768786), (4, 5384393), (7, 3076796), (14, 1538398), (17, 1266916), (28, 769199), (34, 633458), (68, 316729), (119, 180988), (238, 90494), (476, 45247)]