21406565377

素因数分解:

${\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1\times {\mathrm{1063}}^1$

素因数の和:1409

約数の個数: 32

約数和(自身を含む): 23076644864

約数和(自身を除く): 1670079487

約数列:

[1, 31, 37, 97, 181, 1063, 1147, 3007, 3589, 5611, 6697, 17557, 32953, 39331, 103111, 111259, 192403, 207607, 544267, 649609, 1219261, 3196441, 3815107, 5964493, 7118911, 18663091, 20137879, 118268317, 220686241, 578555821, 690534367, 21406565377]

約数ペア:

[(1, 21406565377), (31, 690534367), (37, 578555821), (97, 220686241), (181, 118268317), (1063, 20137879), (1147, 18663091), (3007, 7118911), (3589, 5964493), (5611, 3815107), (6697, 3196441), (17557, 1219261), (32953, 649609), (39331, 544267), (103111, 207607), (111259, 192403)]