21615864

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{19163}}^1$

素因数の和:19219

約数の個数: 32

約数和(自身を含む): 55192320

約数和(自身を除く): 33576456

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 94, 141, 188, 282, 376, 564, 1128, 19163, 38326, 57489, 76652, 114978, 153304, 229956, 459912, 900661, 1801322, 2701983, 3602644, 5403966, 7205288, 10807932, 21615864]

約数ペア:

[(1, 21615864), (2, 10807932), (3, 7205288), (4, 5403966), (6, 3602644), (8, 2701983), (12, 1801322), (24, 900661), (47, 459912), (94, 229956), (141, 153304), (188, 114978), (282, 76652), (376, 57489), (564, 38326), (1128, 19163)]