21935164

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{1021}}^1$

素因数の和:1197

約数の個数: 24

約数和(自身を含む): 39661776

約数和(自身を除く): 17726612

約数列:

[1, 2, 4, 41, 82, 131, 164, 262, 524, 1021, 2042, 4084, 5371, 10742, 21484, 41861, 83722, 133751, 167444, 267502, 535004, 5483791, 10967582, 21935164]

約数ペア:

[(1, 21935164), (2, 10967582), (4, 5483791), (41, 535004), (82, 267502), (131, 167444), (164, 133751), (262, 83722), (524, 41861), (1021, 21484), (2042, 10742), (4084, 5371)]