21838056

素因数分解:

$2^3\times 3^1\times {\mathrm{331}}^1\times {\mathrm{2749}}^1$

素因数の和:3089

約数の個数: 32

約数和(自身を含む): 54780000

約数和(自身を除く): 32941944

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 331, 662, 993, 1324, 1986, 2648, 2749, 3972, 5498, 7944, 8247, 10996, 16494, 21992, 32988, 65976, 909919, 1819838, 2729757, 3639676, 5459514, 7279352, 10919028, 21838056]

約数ペア:

[(1, 21838056), (2, 10919028), (3, 7279352), (4, 5459514), (6, 3639676), (8, 2729757), (12, 1819838), (24, 909919), (331, 65976), (662, 32988), (993, 21992), (1324, 16494), (1986, 10996), (2648, 8247), (2749, 7944), (3972, 5498)]