21382192

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6047}}^1$

素因数の和:6085

約数の個数: 40

約数和(自身を含む): 47246976

約数和(自身を除く): 25864784

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 6047, 12094, 24188, 48376, 78611, 96752, 102799, 157222, 205598, 314444, 411196, 628888, 822392, 1257776, 1336387, 1644784, 2672774, 5345548, 10691096, 21382192]

約数ペア:

[(1, 21382192), (2, 10691096), (4, 5345548), (8, 2672774), (13, 1644784), (16, 1336387), (17, 1257776), (26, 822392), (34, 628888), (52, 411196), (68, 314444), (104, 205598), (136, 157222), (208, 102799), (221, 96752), (272, 78611), (442, 48376), (884, 24188), (1768, 12094), (3536, 6047)]