21000687168

素因数分解:

$2^6\times 3^1\times {\mathrm{1097}}^1\times {\mathrm{99707}}^1$

素因数の和:100819

約数の個数: 56

約数和(自身を含む): 55615527072

約数和(自身を除く): 34614839904

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 1097, 2194, 3291, 4388, 6582, 8776, 13164, 17552, 26328, 35104, 52656, 70208, 99707, 105312, 199414, 210624, 299121, 398828, 598242, 797656, 1196484, 1595312, 2392968, 3190624, 4785936, 6381248, 9571872, 19143744, 109378579, 218757158, 328135737, 437514316, 656271474, 875028632, 1312542948, 1750057264, 2625085896, 3500114528, 5250171792, 7000229056, 10500343584, 21000687168]

約数ペア:

[(1, 21000687168), (2, 10500343584), (3, 7000229056), (4, 5250171792), (6, 3500114528), (8, 2625085896), (12, 1750057264), (16, 1312542948), (24, 875028632), (32, 656271474), (48, 437514316), (64, 328135737), (96, 218757158), (192, 109378579), (1097, 19143744), (2194, 9571872), (3291, 6381248), (4388, 4785936), (6582, 3190624), (8776, 2392968), (13164, 1595312), (17552, 1196484), (26328, 797656), (35104, 598242), (52656, 398828), (70208, 299121), (99707, 210624), (105312, 199414)]