21938826

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1747}}^1$

素因数の和:1795

約数の個数: 64

約数和(自身を含む): 56383488

約数和(自身を除く): 34444662

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 23, 26, 39, 42, 46, 69, 78, 91, 138, 161, 182, 273, 299, 322, 483, 546, 598, 897, 966, 1747, 1794, 2093, 3494, 4186, 5241, 6279, 10482, 12229, 12558, 22711, 24458, 36687, 40181, 45422, 68133, 73374, 80362, 120543, 136266, 158977, 241086, 281267, 317954, 476931, 522353, 562534, 843801, 953862, 1044706, 1567059, 1687602, 3134118, 3656471, 7312942, 10969413, 21938826]

約数ペア:

[(1, 21938826), (2, 10969413), (3, 7312942), (6, 3656471), (7, 3134118), (13, 1687602), (14, 1567059), (21, 1044706), (23, 953862), (26, 843801), (39, 562534), (42, 522353), (46, 476931), (69, 317954), (78, 281267), (91, 241086), (138, 158977), (161, 136266), (182, 120543), (273, 80362), (299, 73374), (322, 68133), (483, 45422), (546, 40181), (598, 36687), (897, 24458), (966, 22711), (1747, 12558), (1794, 12229), (2093, 10482), (3494, 6279), (4186, 5241)]