21002814

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{18521}}^1$

素因数の和:18542

約数の個数: 40

約数和(自身を含む): 53787888

約数和(自身を除く): 32785074

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 18521, 37042, 55563, 111126, 129647, 166689, 259294, 333378, 388941, 500067, 777882, 1000134, 1166823, 1500201, 2333646, 3000402, 3500469, 7000938, 10501407, 21002814]

約数ペア:

[(1, 21002814), (2, 10501407), (3, 7000938), (6, 3500469), (7, 3000402), (9, 2333646), (14, 1500201), (18, 1166823), (21, 1000134), (27, 777882), (42, 500067), (54, 388941), (63, 333378), (81, 259294), (126, 166689), (162, 129647), (189, 111126), (378, 55563), (567, 37042), (1134, 18521)]