21018522

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{26339}}^1$

素因数の和:26370

約数の個数: 32

約数和(自身を含む): 50572800

約数和(自身を除く): 29554278

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 26339, 52678, 79017, 158034, 184373, 368746, 500441, 553119, 1000882, 1106238, 1501323, 3002646, 3503087, 7006174, 10509261, 21018522]

約数ペア:

[(1, 21018522), (2, 10509261), (3, 7006174), (6, 3503087), (7, 3002646), (14, 1501323), (19, 1106238), (21, 1000882), (38, 553119), (42, 500441), (57, 368746), (114, 184373), (133, 158034), (266, 79017), (399, 52678), (798, 26339)]