21027008

素因数分解:

$2^6\times {\mathrm{53}}^1\times {\mathrm{6199}}^1$

素因数の和:6264

約数の個数: 28

約数和(自身を含む): 42519600

約数和(自身を除く): 21492592

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 212, 424, 848, 1696, 3392, 6199, 12398, 24796, 49592, 99184, 198368, 328547, 396736, 657094, 1314188, 2628376, 5256752, 10513504, 21027008]

約数ペア:

[(1, 21027008), (2, 10513504), (4, 5256752), (8, 2628376), (16, 1314188), (32, 657094), (53, 396736), (64, 328547), (106, 198368), (212, 99184), (424, 49592), (848, 24796), (1696, 12398), (3392, 6199)]