21971448

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{16061}}^1$

素因数の和:16092

約数の個数: 48

約数和(自身を含む): 62641800

約数和(自身を除く): 40670352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 16061, 32122, 48183, 64244, 96366, 128488, 144549, 192732, 289098, 305159, 385464, 578196, 610318, 915477, 1156392, 1220636, 1830954, 2441272, 2746431, 3661908, 5492862, 7323816, 10985724, 21971448]

約数ペア:

[(1, 21971448), (2, 10985724), (3, 7323816), (4, 5492862), (6, 3661908), (8, 2746431), (9, 2441272), (12, 1830954), (18, 1220636), (19, 1156392), (24, 915477), (36, 610318), (38, 578196), (57, 385464), (72, 305159), (76, 289098), (114, 192732), (152, 144549), (171, 128488), (228, 96366), (342, 64244), (456, 48183), (684, 32122), (1368, 16061)]