21019194

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{7253}}^1$

素因数の和:7291

約数の個数: 48

約数和(自身を含む): 54317952

約数和(自身を除く): 33298758

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 63, 69, 126, 138, 161, 207, 322, 414, 483, 966, 1449, 2898, 7253, 14506, 21759, 43518, 50771, 65277, 101542, 130554, 152313, 166819, 304626, 333638, 456939, 500457, 913878, 1000914, 1167733, 1501371, 2335466, 3002742, 3503199, 7006398, 10509597, 21019194]

約数ペア:

[(1, 21019194), (2, 10509597), (3, 7006398), (6, 3503199), (7, 3002742), (9, 2335466), (14, 1501371), (18, 1167733), (21, 1000914), (23, 913878), (42, 500457), (46, 456939), (63, 333638), (69, 304626), (126, 166819), (138, 152313), (161, 130554), (207, 101542), (322, 65277), (414, 50771), (483, 43518), (966, 21759), (1449, 14506), (2898, 7253)]