21294438

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{18979}}^1$

素因数の和:19012

約数の個数: 32

約数和(自身を含む): 49196160

約数和(自身を除く): 27901722

約数列:

[1, 2, 3, 6, 11, 17, 22, 33, 34, 51, 66, 102, 187, 374, 561, 1122, 18979, 37958, 56937, 113874, 208769, 322643, 417538, 626307, 645286, 967929, 1252614, 1935858, 3549073, 7098146, 10647219, 21294438]

約数ペア:

[(1, 21294438), (2, 10647219), (3, 7098146), (6, 3549073), (11, 1935858), (17, 1252614), (22, 967929), (33, 645286), (34, 626307), (51, 417538), (66, 322643), (102, 208769), (187, 113874), (374, 56937), (561, 37958), (1122, 18979)]