21243348

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{84299}}^1$

素因数の和:84316

約数の個数: 36

約数和(自身を含む): 61370400

約数和(自身を除く): 40127052

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 84299, 168598, 252897, 337196, 505794, 590093, 758691, 1011588, 1180186, 1517382, 1770279, 2360372, 3034764, 3540558, 5310837, 7081116, 10621674, 21243348]

約数ペア:

[(1, 21243348), (2, 10621674), (3, 7081116), (4, 5310837), (6, 3540558), (7, 3034764), (9, 2360372), (12, 1770279), (14, 1517382), (18, 1180186), (21, 1011588), (28, 758691), (36, 590093), (42, 505794), (63, 337196), (84, 252897), (126, 168598), (252, 84299)]