21103452

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{30853}}^1$

素因数の和:30882

約数の個数: 36

約数和(自身を含む): 56154280

約数和(自身を除く): 35050828

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 30853, 61706, 92559, 123412, 185118, 277677, 370236, 555354, 586207, 1110708, 1172414, 1758621, 2344828, 3517242, 5275863, 7034484, 10551726, 21103452]

約数ペア:

[(1, 21103452), (2, 10551726), (3, 7034484), (4, 5275863), (6, 3517242), (9, 2344828), (12, 1758621), (18, 1172414), (19, 1110708), (36, 586207), (38, 555354), (57, 370236), (76, 277677), (114, 185118), (171, 123412), (228, 92559), (342, 61706), (684, 30853)]