21521296

素因数分解:

$2^4\times {\mathrm{907}}^1\times {\mathrm{1483}}^1$

素因数の和:2398

約数の個数: 20

約数和(自身を含む): 41771632

約数和(自身を除く): 20250336

約数列:

[1, 2, 4, 8, 16, 907, 1483, 1814, 2966, 3628, 5932, 7256, 11864, 14512, 23728, 1345081, 2690162, 5380324, 10760648, 21521296]

約数ペア:

[(1, 21521296), (2, 10760648), (4, 5380324), (8, 2690162), (16, 1345081), (907, 23728), (1483, 14512), (1814, 11864), (2966, 7256), (3628, 5932)]