42221648

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19841}}^1$

素因数の和:19875

約数の個数: 40

約数和(自身を含む): 98416320

約数和(自身を除く): 56194672

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 19841, 39682, 79364, 138887, 158728, 277774, 317456, 376979, 555548, 753958, 1111096, 1507916, 2222192, 2638853, 3015832, 5277706, 6031664, 10555412, 21110824, 42221648]

約数ペア:

[(1, 42221648), (2, 21110824), (4, 10555412), (7, 6031664), (8, 5277706), (14, 3015832), (16, 2638853), (19, 2222192), (28, 1507916), (38, 1111096), (56, 753958), (76, 555548), (112, 376979), (133, 317456), (152, 277774), (266, 158728), (304, 138887), (532, 79364), (1064, 39682), (2128, 19841)]