21000681216

素因数分解:

$2^8\times 3^3\times {\mathrm{3038293}}^1$

素因数の和:3038318

約数の個数: 72

約数和(自身を含む): 62102729360

約数和(自身を除く): 41102048144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 256, 288, 384, 432, 576, 768, 864, 1152, 1728, 2304, 3456, 6912, 3038293, 6076586, 9114879, 12153172, 18229758, 24306344, 27344637, 36459516, 48612688, 54689274, 72919032, 82033911, 97225376, 109378548, 145838064, 164067822, 194450752, 218757096, 291676128, 328135644, 388901504, 437514192, 583352256, 656271288, 777803008, 875028384, 1166704512, 1312542576, 1750056768, 2333409024, 2625085152, 3500113536, 5250170304, 7000227072, 10500340608, 21000681216]

約数ペア:

[(1, 21000681216), (2, 10500340608), (3, 7000227072), (4, 5250170304), (6, 3500113536), (8, 2625085152), (9, 2333409024), (12, 1750056768), (16, 1312542576), (18, 1166704512), (24, 875028384), (27, 777803008), (32, 656271288), (36, 583352256), (48, 437514192), (54, 388901504), (64, 328135644), (72, 291676128), (96, 218757096), (108, 194450752), (128, 164067822), (144, 145838064), (192, 109378548), (216, 97225376), (256, 82033911), (288, 72919032), (384, 54689274), (432, 48612688), (576, 36459516), (768, 27344637), (864, 24306344), (1152, 18229758), (1728, 12153172), (2304, 9114879), (3456, 6076586), (6912, 3038293)]