21167978608

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{8217383}}^1$

素因数の和:8217421

約数の個数: 40

約数和(自身を含む): 48909869568

約数和(自身を除く): 27741890960

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 1288, 2576, 8217383, 16434766, 32869532, 57521681, 65739064, 115043362, 131478128, 188999809, 230086724, 377999618, 460173448, 755999236, 920346896, 1322998663, 1511998472, 2645997326, 3023996944, 5291994652, 10583989304, 21167978608]

約数ペア:

[(1, 21167978608), (2, 10583989304), (4, 5291994652), (7, 3023996944), (8, 2645997326), (14, 1511998472), (16, 1322998663), (23, 920346896), (28, 755999236), (46, 460173448), (56, 377999618), (92, 230086724), (112, 188999809), (161, 131478128), (184, 115043362), (322, 65739064), (368, 57521681), (644, 32869532), (1288, 16434766), (2576, 8217383)]