21520334

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{5231}}^1$

素因数の和:5272

約数の個数: 24

約数和(自身を含む): 37576224

約数和(自身を除く): 16055890

約数列:

[1, 2, 11, 17, 22, 34, 121, 187, 242, 374, 2057, 4114, 5231, 10462, 57541, 88927, 115082, 177854, 632951, 978197, 1265902, 1956394, 10760167, 21520334]

約数ペア:

[(1, 21520334), (2, 10760167), (11, 1956394), (17, 1265902), (22, 978197), (34, 632951), (121, 177854), (187, 115082), (242, 88927), (374, 57541), (2057, 10462), (4114, 5231)]