2021093525

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{2551}}^1$

素因数の和:2682

約数の個数: 48

約数和(自身を含む): 2840437248

約数和(自身を除く): 819343723

約数列:

[1, 5, 11, 25, 43, 55, 67, 215, 275, 335, 473, 737, 1075, 1675, 2365, 2551, 2881, 3685, 11825, 12755, 14405, 18425, 28061, 31691, 63775, 72025, 109693, 140305, 158455, 170917, 548465, 701525, 792275, 854585, 1206623, 1880087, 2742325, 4272925, 6033115, 7349431, 9400435, 30165575, 36747155, 47002175, 80843741, 183735775, 404218705, 2021093525]

約数ペア:

[(1, 2021093525), (5, 404218705), (11, 183735775), (25, 80843741), (43, 47002175), (55, 36747155), (67, 30165575), (215, 9400435), (275, 7349431), (335, 6033115), (473, 4272925), (737, 2742325), (1075, 1880087), (1675, 1206623), (2365, 854585), (2551, 792275), (2881, 701525), (3685, 548465), (11825, 170917), (12755, 158455), (14405, 140305), (18425, 109693), (28061, 72025), (31691, 63775)]