21167477552

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{456353}}^1$

素因数の和:456597

約数の個数: 40

約数和(自身を含む): 44364910464

約数和(自身を除く): 23197432912

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 223, 446, 892, 1784, 2899, 3568, 5798, 11596, 23192, 46384, 456353, 912706, 1825412, 3650824, 5932589, 7301648, 11865178, 23730356, 47460712, 94921424, 101766719, 203533438, 407066876, 814133752, 1322967347, 1628267504, 2645934694, 5291869388, 10583738776, 21167477552]

約数ペア:

[(1, 21167477552), (2, 10583738776), (4, 5291869388), (8, 2645934694), (13, 1628267504), (16, 1322967347), (26, 814133752), (52, 407066876), (104, 203533438), (208, 101766719), (223, 94921424), (446, 47460712), (892, 23730356), (1784, 11865178), (2899, 7301648), (3568, 5932589), (5798, 3650824), (11596, 1825412), (23192, 912706), (46384, 456353)]