21245192976

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{651853}}^1$

素因数の和:651968

約数の個数: 80

約数和(自身を含む): 63370638464

約数和(自身を除く): 42125445488

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 97, 112, 168, 194, 291, 336, 388, 582, 679, 776, 1164, 1358, 1552, 2037, 2328, 2716, 4074, 4656, 5432, 8148, 10864, 16296, 32592, 651853, 1303706, 1955559, 2607412, 3911118, 4562971, 5214824, 7822236, 9125942, 10429648, 13688913, 15644472, 18251884, 27377826, 31288944, 36503768, 54755652, 63229741, 73007536, 109511304, 126459482, 189689223, 219022608, 252918964, 379378446, 442608187, 505837928, 758756892, 885216374, 1011675856, 1327824561, 1517513784, 1770432748, 2655649122, 3035027568, 3540865496, 5311298244, 7081730992, 10622596488, 21245192976]

約数ペア:

[(1, 21245192976), (2, 10622596488), (3, 7081730992), (4, 5311298244), (6, 3540865496), (7, 3035027568), (8, 2655649122), (12, 1770432748), (14, 1517513784), (16, 1327824561), (21, 1011675856), (24, 885216374), (28, 758756892), (42, 505837928), (48, 442608187), (56, 379378446), (84, 252918964), (97, 219022608), (112, 189689223), (168, 126459482), (194, 109511304), (291, 73007536), (336, 63229741), (388, 54755652), (582, 36503768), (679, 31288944), (776, 27377826), (1164, 18251884), (1358, 15644472), (1552, 13688913), (2037, 10429648), (2328, 9125942), (2716, 7822236), (4074, 5214824), (4656, 4562971), (5432, 3911118), (8148, 2607412), (10864, 1955559), (16296, 1303706), (32592, 651853)]