21451164

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{255371}}^1$

素因数の和:255385

約数の個数: 24

約数和(自身を含む): 57203328

約数和(自身を除く): 35752164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 255371, 510742, 766113, 1021484, 1532226, 1787597, 3064452, 3575194, 5362791, 7150388, 10725582, 21451164]

約数ペア:

[(1, 21451164), (2, 10725582), (3, 7150388), (4, 5362791), (6, 3575194), (7, 3064452), (12, 1787597), (14, 1532226), (21, 1021484), (28, 766113), (42, 510742), (84, 255371)]