21000514826

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4729}}^1\times {\mathrm{5081}}^1$

素因数の和:9854

約数の個数: 32

約数和(自身を含む): 34614518400

約数和(自身を除く): 13614003574

約数列:

[1, 2, 19, 23, 38, 46, 437, 874, 4729, 5081, 9458, 10162, 89851, 96539, 108767, 116863, 179702, 193078, 217534, 233726, 2066573, 2220397, 4133146, 4440794, 24028049, 48056098, 456532931, 552645127, 913065862, 1105290254, 10500257413, 21000514826]

約数ペア:

[(1, 21000514826), (2, 10500257413), (19, 1105290254), (23, 913065862), (38, 552645127), (46, 456532931), (437, 48056098), (874, 24028049), (4729, 4440794), (5081, 4133146), (9458, 2220397), (10162, 2066573), (89851, 233726), (96539, 217534), (108767, 193078), (116863, 179702)]