21919512

素因数分解:

$2^3\times 3^1\times {\mathrm{521}}^1\times {\mathrm{1753}}^1$

素因数の和:2283

約数の個数: 32

約数和(自身を含む): 54935280

約数和(自身を除く): 33015768

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 521, 1042, 1563, 1753, 2084, 3126, 3506, 4168, 5259, 6252, 7012, 10518, 12504, 14024, 21036, 42072, 913313, 1826626, 2739939, 3653252, 5479878, 7306504, 10959756, 21919512]

約数ペア:

[(1, 21919512), (2, 10959756), (3, 7306504), (4, 5479878), (6, 3653252), (8, 2739939), (12, 1826626), (24, 913313), (521, 42072), (1042, 21036), (1563, 14024), (1753, 12504), (2084, 10518), (3126, 7012), (3506, 6252), (4168, 5259)]