21140174

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1019}}^1$

素因数の和:1096

約数の個数: 32

約数和(自身を含む): 37013760

約数和(自身を除く): 15873586

約数列:

[1, 2, 11, 22, 23, 41, 46, 82, 253, 451, 506, 902, 943, 1019, 1886, 2038, 10373, 11209, 20746, 22418, 23437, 41779, 46874, 83558, 257807, 459569, 515614, 919138, 960917, 1921834, 10570087, 21140174]

約数ペア:

[(1, 21140174), (2, 10570087), (11, 1921834), (22, 960917), (23, 919138), (41, 515614), (46, 459569), (82, 257807), (253, 83558), (451, 46874), (506, 41779), (902, 23437), (943, 22418), (1019, 20746), (1886, 11209), (2038, 10373)]