21674786

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{811}}^1$

素因数の和:926

約数の個数: 32

約数和(自身を含む): 39287808

約数和(自身を除く): 17613022

約数列:

[1, 2, 7, 14, 23, 46, 83, 161, 166, 322, 581, 811, 1162, 1622, 1909, 3818, 5677, 11354, 13363, 18653, 26726, 37306, 67313, 130571, 134626, 261142, 471191, 942382, 1548199, 3096398, 10837393, 21674786]

約数ペア:

[(1, 21674786), (2, 10837393), (7, 3096398), (14, 1548199), (23, 942382), (46, 471191), (83, 261142), (161, 134626), (166, 130571), (322, 67313), (581, 37306), (811, 26726), (1162, 18653), (1622, 13363), (1909, 11354), (3818, 5677)]