21075096

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{17921}}^1$

素因数の和:17944

約数の個数: 48

約数和(自身を含む): 61293240

約数和(自身を除く): 40218144

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 392, 588, 1176, 17921, 35842, 53763, 71684, 107526, 125447, 143368, 215052, 250894, 376341, 430104, 501788, 752682, 878129, 1003576, 1505364, 1756258, 2634387, 3010728, 3512516, 5268774, 7025032, 10537548, 21075096]

約数ペア:

[(1, 21075096), (2, 10537548), (3, 7025032), (4, 5268774), (6, 3512516), (7, 3010728), (8, 2634387), (12, 1756258), (14, 1505364), (21, 1003576), (24, 878129), (28, 752682), (42, 501788), (49, 430104), (56, 376341), (84, 250894), (98, 215052), (147, 143368), (168, 125447), (196, 107526), (294, 71684), (392, 53763), (588, 35842), (1176, 17921)]