21962140515

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{508913}}^1$

素因数の和:509068

約数の個数: 48

約数和(自身を含む): 43823602368

約数和(自身を除く): 21861461853

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 137, 315, 411, 685, 959, 1233, 2055, 2877, 4795, 6165, 8631, 14385, 43155, 508913, 1526739, 2544565, 3562391, 4580217, 7633695, 10687173, 17811955, 22901085, 32061519, 53435865, 69721081, 160307595, 209163243, 348605405, 488047567, 627489729, 1045816215, 1464142701, 2440237835, 3137448645, 4392428103, 7320713505, 21962140515]

約数ペア:

[(1, 21962140515), (3, 7320713505), (5, 4392428103), (7, 3137448645), (9, 2440237835), (15, 1464142701), (21, 1045816215), (35, 627489729), (45, 488047567), (63, 348605405), (105, 209163243), (137, 160307595), (315, 69721081), (411, 53435865), (685, 32061519), (959, 22901085), (1233, 17811955), (2055, 10687173), (2877, 7633695), (4795, 4580217), (6165, 3562391), (8631, 2544565), (14385, 1526739), (43155, 508913)]