21000434688

素因数分解:

$2^{10}\times 3^2\times {\mathrm{2278693}}^1$

素因数の和:2278719

約数の個数: 66

約数和(自身を含む): 60638326034

約数和(自身を除く): 39637891346

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 512, 576, 768, 1024, 1152, 1536, 2304, 3072, 4608, 9216, 2278693, 4557386, 6836079, 9114772, 13672158, 18229544, 20508237, 27344316, 36459088, 41016474, 54688632, 72918176, 82032948, 109377264, 145836352, 164065896, 218754528, 291672704, 328131792, 437509056, 583345408, 656263584, 875018112, 1166690816, 1312527168, 1750036224, 2333381632, 2625054336, 3500072448, 5250108672, 7000144896, 10500217344, 21000434688]

約数ペア:

[(1, 21000434688), (2, 10500217344), (3, 7000144896), (4, 5250108672), (6, 3500072448), (8, 2625054336), (9, 2333381632), (12, 1750036224), (16, 1312527168), (18, 1166690816), (24, 875018112), (32, 656263584), (36, 583345408), (48, 437509056), (64, 328131792), (72, 291672704), (96, 218754528), (128, 164065896), (144, 145836352), (192, 109377264), (256, 82032948), (288, 72918176), (384, 54688632), (512, 41016474), (576, 36459088), (768, 27344316), (1024, 20508237), (1152, 18229544), (1536, 13672158), (2304, 9114772), (3072, 6836079), (4608, 4557386), (9216, 2278693)]