21069252

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{30803}}^1$

素因数の和:30832

約数の個数: 36

約数和(自身を含む): 56063280

約数和(自身を除く): 34994028

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 30803, 61606, 92409, 123212, 184818, 277227, 369636, 554454, 585257, 1108908, 1170514, 1755771, 2341028, 3511542, 5267313, 7023084, 10534626, 21069252]

約数ペア:

[(1, 21069252), (2, 10534626), (3, 7023084), (4, 5267313), (6, 3511542), (9, 2341028), (12, 1755771), (18, 1170514), (19, 1108908), (36, 585257), (38, 554454), (57, 369636), (76, 277227), (114, 184818), (171, 123212), (228, 92409), (342, 61606), (684, 30803)]