21006921192

素因数分解:

$2^3\times 3^1\times {\mathrm{653}}^1\times {\mathrm{1340411}}^1$

素因数の和:1341073

約数の個数: 32

約数和(自身を含む): 52597766880

約数和(自身を除く): 31590845688

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 653, 1306, 1959, 2612, 3918, 5224, 7836, 15672, 1340411, 2680822, 4021233, 5361644, 8042466, 10723288, 16084932, 32169864, 875288383, 1750576766, 2625865149, 3501153532, 5251730298, 7002307064, 10503460596, 21006921192]

約数ペア:

[(1, 21006921192), (2, 10503460596), (3, 7002307064), (4, 5251730298), (6, 3501153532), (8, 2625865149), (12, 1750576766), (24, 875288383), (653, 32169864), (1306, 16084932), (1959, 10723288), (2612, 8042466), (3918, 5361644), (5224, 4021233), (7836, 2680822), (15672, 1340411)]