21000547734

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1\times {\mathrm{369169}}^1$

素因数の和:369692

約数の個数: 32

約数和(自身を含む): 44300400000

約数和(自身を除く): 23299852266

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 499, 998, 1497, 2994, 9481, 18962, 28443, 56886, 369169, 738338, 1107507, 2215014, 7014211, 14028422, 21042633, 42085266, 184215331, 368430662, 552645993, 1105291986, 3500091289, 7000182578, 10500273867, 21000547734]

約数ペア:

[(1, 21000547734), (2, 10500273867), (3, 7000182578), (6, 3500091289), (19, 1105291986), (38, 552645993), (57, 368430662), (114, 184215331), (499, 42085266), (998, 21042633), (1497, 14028422), (2994, 7014211), (9481, 2215014), (18962, 1107507), (28443, 738338), (56886, 369169)]