21469546

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:275

約数の個数: 48

約数和(自身を含む): 39923712

約数和(自身を除く): 18454166

約数列:

[1, 2, 7, 14, 31, 37, 49, 62, 74, 98, 191, 217, 259, 382, 434, 518, 1147, 1337, 1519, 1813, 2294, 2674, 3038, 3626, 5921, 7067, 8029, 9359, 11842, 14134, 16058, 18718, 41447, 49469, 56203, 82894, 98938, 112406, 219077, 290129, 346283, 438154, 580258, 692566, 1533539, 3067078, 10734773, 21469546]

約数ペア:

[(1, 21469546), (2, 10734773), (7, 3067078), (14, 1533539), (31, 692566), (37, 580258), (49, 438154), (62, 346283), (74, 290129), (98, 219077), (191, 112406), (217, 98938), (259, 82894), (382, 56203), (434, 49469), (518, 41447), (1147, 18718), (1337, 16058), (1519, 14134), (1813, 11842), (2294, 9359), (2674, 8029), (3038, 7067), (3626, 5921)]