21612642

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{887}}^1$

素因数の和:1054

約数の個数: 32

約数和(自身を含む): 45010944

約数和(自身を除く): 23398302

約数列:

[1, 2, 3, 6, 31, 62, 93, 131, 186, 262, 393, 786, 887, 1774, 2661, 4061, 5322, 8122, 12183, 24366, 27497, 54994, 82491, 116197, 164982, 232394, 348591, 697182, 3602107, 7204214, 10806321, 21612642]

約数ペア:

[(1, 21612642), (2, 10806321), (3, 7204214), (6, 3602107), (31, 697182), (62, 348591), (93, 232394), (131, 164982), (186, 116197), (262, 82491), (393, 54994), (786, 27497), (887, 24366), (1774, 12183), (2661, 8122), (4061, 5322)]