21104062

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:376

約数の個数: 32

約数和(自身を含む): 37209600

約数和(自身を除く): 16105538

約数列:

[1, 2, 7, 14, 67, 134, 149, 151, 298, 302, 469, 938, 1043, 1057, 2086, 2114, 9983, 10117, 19966, 20234, 22499, 44998, 69881, 70819, 139762, 141638, 157493, 314986, 1507433, 3014866, 10552031, 21104062]

約数ペア:

[(1, 21104062), (2, 10552031), (7, 3014866), (14, 1507433), (67, 314986), (134, 157493), (149, 141638), (151, 139762), (298, 70819), (302, 69881), (469, 44998), (938, 22499), (1043, 20234), (1057, 19966), (2086, 10117), (2114, 9983)]