21032774

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1319}}^1$

素因数の和:1412

約数の個数: 32

約数和(自身を含む): 38776320

約数和(自身を除く): 17743546

約数列:

[1, 2, 7, 14, 17, 34, 67, 119, 134, 238, 469, 938, 1139, 1319, 2278, 2638, 7973, 9233, 15946, 18466, 22423, 44846, 88373, 156961, 176746, 313922, 618611, 1237222, 1502341, 3004682, 10516387, 21032774]

約数ペア:

[(1, 21032774), (2, 10516387), (7, 3004682), (14, 1502341), (17, 1237222), (34, 618611), (67, 313922), (119, 176746), (134, 156961), (238, 88373), (469, 44846), (938, 22423), (1139, 18466), (1319, 15946), (2278, 9233), (2638, 7973)]