21392616

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{18191}}^1$

素因数の和:18214

約数の個数: 48

約数和(自身を含む): 62216640

約数和(自身を除く): 40824024

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 392, 588, 1176, 18191, 36382, 54573, 72764, 109146, 127337, 145528, 218292, 254674, 382011, 436584, 509348, 764022, 891359, 1018696, 1528044, 1782718, 2674077, 3056088, 3565436, 5348154, 7130872, 10696308, 21392616]

約数ペア:

[(1, 21392616), (2, 10696308), (3, 7130872), (4, 5348154), (6, 3565436), (7, 3056088), (8, 2674077), (12, 1782718), (14, 1528044), (21, 1018696), (24, 891359), (28, 764022), (42, 509348), (49, 436584), (56, 382011), (84, 254674), (98, 218292), (147, 145528), (168, 127337), (196, 109146), (294, 72764), (392, 54573), (588, 36382), (1176, 18191)]