21720318504

素因数分解:

$2^3\times 3^1\times {\mathrm{113}}^1\times {\mathrm{8008967}}^1$

素因数の和:8009089

約数の個数: 32

約数和(自身を含む): 54781341120

約数和(自身を除く): 33061022616

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 113, 226, 339, 452, 678, 904, 1356, 2712, 8008967, 16017934, 24026901, 32035868, 48053802, 64071736, 96107604, 192215208, 905013271, 1810026542, 2715039813, 3620053084, 5430079626, 7240106168, 10860159252, 21720318504]

約数ペア:

[(1, 21720318504), (2, 10860159252), (3, 7240106168), (4, 5430079626), (6, 3620053084), (8, 2715039813), (12, 1810026542), (24, 905013271), (113, 192215208), (226, 96107604), (339, 64071736), (452, 48053802), (678, 32035868), (904, 24026901), (1356, 16017934), (2712, 8008967)]