21110684

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{6917}}^1$

素因数の和:7037

約数の個数: 24

約数和(自身を含む): 42614880

約数和(自身を除く): 21504196

約数列:

[1, 2, 4, 7, 14, 28, 109, 218, 436, 763, 1526, 3052, 6917, 13834, 27668, 48419, 96838, 193676, 753953, 1507906, 3015812, 5277671, 10555342, 21110684]

約数ペア:

[(1, 21110684), (2, 10555342), (4, 5277671), (7, 3015812), (14, 1507906), (28, 753953), (109, 193676), (218, 96838), (436, 48419), (763, 27668), (1526, 13834), (3052, 6917)]