21490008

素因数分解:

$2^3\times 3^1\times {\mathrm{877}}^1\times {\mathrm{1021}}^1$

素因数の和:1907

約数の個数: 32

約数和(自身を含む): 53838960

約数和(自身を除く): 32348952

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 877, 1021, 1754, 2042, 2631, 3063, 3508, 4084, 5262, 6126, 7016, 8168, 10524, 12252, 21048, 24504, 895417, 1790834, 2686251, 3581668, 5372502, 7163336, 10745004, 21490008]

約数ペア:

[(1, 21490008), (2, 10745004), (3, 7163336), (4, 5372502), (6, 3581668), (8, 2686251), (12, 1790834), (24, 895417), (877, 24504), (1021, 21048), (1754, 12252), (2042, 10524), (2631, 8168), (3063, 7016), (3508, 6126), (4084, 5262)]