21734062

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{81707}}^1$

素因数の和:81735

約数の個数: 16

約数和(自身を含む): 39219840

約数和(自身を除く): 17485778

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 81707, 163414, 571949, 1143898, 1552433, 3104866, 10867031, 21734062]

約数ペア:

[(1, 21734062), (2, 10867031), (7, 3104866), (14, 1552433), (19, 1143898), (38, 571949), (133, 163414), (266, 81707)]