21289044

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{13339}}^1$

素因数の和:13372

約数の個数: 48

約数和(自身を含む): 59763200

約数和(自身を除く): 38474156

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 266, 399, 532, 798, 1596, 13339, 26678, 40017, 53356, 80034, 93373, 160068, 186746, 253441, 280119, 373492, 506882, 560238, 760323, 1013764, 1120476, 1520646, 1774087, 3041292, 3548174, 5322261, 7096348, 10644522, 21289044]

約数ペア:

[(1, 21289044), (2, 10644522), (3, 7096348), (4, 5322261), (6, 3548174), (7, 3041292), (12, 1774087), (14, 1520646), (19, 1120476), (21, 1013764), (28, 760323), (38, 560238), (42, 506882), (57, 373492), (76, 280119), (84, 253441), (114, 186746), (133, 160068), (228, 93373), (266, 80034), (399, 53356), (532, 40017), (798, 26678), (1596, 13339)]