21728994

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{5813}}^1$

素因数の和:5914

約数の個数: 32

約数和(自身を含む): 50232960

約数和(自身を除く): 28503966

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 89, 178, 267, 534, 623, 1246, 1869, 3738, 5813, 11626, 17439, 34878, 40691, 81382, 122073, 244146, 517357, 1034714, 1552071, 3104142, 3621499, 7242998, 10864497, 21728994]

約数ペア:

[(1, 21728994), (2, 10864497), (3, 7242998), (6, 3621499), (7, 3104142), (14, 1552071), (21, 1034714), (42, 517357), (89, 244146), (178, 122073), (267, 81382), (534, 40691), (623, 34878), (1246, 17439), (1869, 11626), (3738, 5813)]