21073512

素因数分解:

$2^3\times 3^1\times {\mathrm{139}}^1\times {\mathrm{6317}}^1$

素因数の和:6465

約数の個数: 32

約数和(自身を含む): 53071200

約数和(自身を除く): 31997688

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 139, 278, 417, 556, 834, 1112, 1668, 3336, 6317, 12634, 18951, 25268, 37902, 50536, 75804, 151608, 878063, 1756126, 2634189, 3512252, 5268378, 7024504, 10536756, 21073512]

約数ペア:

[(1, 21073512), (2, 10536756), (3, 7024504), (4, 5268378), (6, 3512252), (8, 2634189), (12, 1756126), (24, 878063), (139, 151608), (278, 75804), (417, 50536), (556, 37902), (834, 25268), (1112, 18951), (1668, 12634), (3336, 6317)]