21508741962

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1\times {\mathrm{1877}}^1$

素因数の和:2308

約数の個数: 96

約数和(自身を含む): 49359248640

約数和(自身を除く): 27850506678

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 89, 138, 178, 207, 267, 311, 414, 534, 622, 801, 933, 1602, 1866, 1877, 2047, 2799, 3754, 4094, 5598, 5631, 6141, 7153, 11262, 12282, 14306, 16893, 18423, 21459, 27679, 33786, 36846, 42918, 43171, 55358, 64377, 83037, 86342, 128754, 129513, 166074, 167053, 249111, 259026, 334106, 388539, 498222, 501159, 583747, 636617, 777078, 1002318, 1167494, 1273234, 1503477, 1751241, 1909851, 3006954, 3502482, 3819702, 3842219, 5253723, 5729553, 7684438, 10507446, 11459106, 11526657, 13426181, 23053314, 26852362, 34579971, 40278543, 51953483, 69159942, 80557086, 103906966, 120835629, 155860449, 241671258, 311720898, 467581347, 935162694, 1194930109, 2389860218, 3584790327, 7169580654, 10754370981, 21508741962]

約数ペア:

[(1, 21508741962), (2, 10754370981), (3, 7169580654), (6, 3584790327), (9, 2389860218), (18, 1194930109), (23, 935162694), (46, 467581347), (69, 311720898), (89, 241671258), (138, 155860449), (178, 120835629), (207, 103906966), (267, 80557086), (311, 69159942), (414, 51953483), (534, 40278543), (622, 34579971), (801, 26852362), (933, 23053314), (1602, 13426181), (1866, 11526657), (1877, 11459106), (2047, 10507446), (2799, 7684438), (3754, 5729553), (4094, 5253723), (5598, 3842219), (5631, 3819702), (6141, 3502482), (7153, 3006954), (11262, 1909851), (12282, 1751241), (14306, 1503477), (16893, 1273234), (18423, 1167494), (21459, 1002318), (27679, 777078), (33786, 636617), (36846, 583747), (42918, 501159), (43171, 498222), (55358, 388539), (64377, 334106), (83037, 259026), (86342, 249111), (128754, 167053), (129513, 166074)]