21157542

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{167917}}^1$

素因数の和:167932

約数の個数: 24

約数和(自身を含む): 52390416

約数和(自身を除く): 31232874

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 167917, 335834, 503751, 1007502, 1175419, 1511253, 2350838, 3022506, 3526257, 7052514, 10578771, 21157542]

約数ペア:

[(1, 21157542), (2, 10578771), (3, 7052514), (6, 3526257), (7, 3022506), (9, 2350838), (14, 1511253), (18, 1175419), (21, 1007502), (42, 503751), (63, 335834), (126, 167917)]