21463428

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{255517}}^1$

素因数の和:255531

約数の個数: 24

約数和(自身を含む): 57236032

約数和(自身を除く): 35772604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 255517, 511034, 766551, 1022068, 1533102, 1788619, 3066204, 3577238, 5365857, 7154476, 10731714, 21463428]

約数ペア:

[(1, 21463428), (2, 10731714), (3, 7154476), (4, 5365857), (6, 3577238), (7, 3066204), (12, 1788619), (14, 1533102), (21, 1022068), (28, 766551), (42, 511034), (84, 255517)]