2157999186

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{369647}}^1$

素因数の和:369798

約数の個数: 32

約数和(自身を含む): 4968069120

約数和(自身を除く): 2810069934

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 139, 278, 417, 834, 973, 1946, 2919, 5838, 369647, 739294, 1108941, 2217882, 2587529, 5175058, 7762587, 15525174, 51380933, 102761866, 154142799, 308285598, 359666531, 719333062, 1078999593, 2157999186]

約数ペア:

[(1, 2157999186), (2, 1078999593), (3, 719333062), (6, 359666531), (7, 308285598), (14, 154142799), (21, 102761866), (42, 51380933), (139, 15525174), (278, 7762587), (417, 5175058), (834, 2587529), (973, 2217882), (1946, 1108941), (2919, 739294), (5838, 369647)]