21429044

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3463}}^1$

素因数の和:3504

約数の個数: 48

約数和(自身を含む): 48883968

約数和(自身を除く): 27454924

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 52, 68, 91, 119, 182, 221, 238, 364, 442, 476, 884, 1547, 3094, 3463, 6188, 6926, 13852, 24241, 45019, 48482, 58871, 90038, 96964, 117742, 180076, 235484, 315133, 412097, 630266, 765323, 824194, 1260532, 1530646, 1648388, 3061292, 5357261, 10714522, 21429044]

約数ペア:

[(1, 21429044), (2, 10714522), (4, 5357261), (7, 3061292), (13, 1648388), (14, 1530646), (17, 1260532), (26, 824194), (28, 765323), (34, 630266), (52, 412097), (68, 315133), (91, 235484), (119, 180076), (182, 117742), (221, 96964), (238, 90038), (364, 58871), (442, 48482), (476, 45019), (884, 24241), (1547, 13852), (3094, 6926), (3463, 6188)]