21250950

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{547}}^1$

素因数の和:606

約数の個数: 96

約数和(自身を含む): 61972224

約数和(自身を除く): 40721274

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 37, 42, 50, 70, 74, 75, 105, 111, 150, 175, 185, 210, 222, 259, 350, 370, 518, 525, 547, 555, 777, 925, 1050, 1094, 1110, 1295, 1554, 1641, 1850, 2590, 2735, 2775, 3282, 3829, 3885, 5470, 5550, 6475, 7658, 7770, 8205, 11487, 12950, 13675, 16410, 19145, 19425, 20239, 22974, 27350, 38290, 38850, 40478, 41025, 57435, 60717, 82050, 95725, 101195, 114870, 121434, 141673, 191450, 202390, 283346, 287175, 303585, 425019, 505975, 574350, 607170, 708365, 850038, 1011950, 1416730, 1517925, 2125095, 3035850, 3541825, 4250190, 7083650, 10625475, 21250950]

約数ペア:

[(1, 21250950), (2, 10625475), (3, 7083650), (5, 4250190), (6, 3541825), (7, 3035850), (10, 2125095), (14, 1517925), (15, 1416730), (21, 1011950), (25, 850038), (30, 708365), (35, 607170), (37, 574350), (42, 505975), (50, 425019), (70, 303585), (74, 287175), (75, 283346), (105, 202390), (111, 191450), (150, 141673), (175, 121434), (185, 114870), (210, 101195), (222, 95725), (259, 82050), (350, 60717), (370, 57435), (518, 41025), (525, 40478), (547, 38850), (555, 38290), (777, 27350), (925, 22974), (1050, 20239), (1094, 19425), (1110, 19145), (1295, 16410), (1554, 13675), (1641, 12950), (1850, 11487), (2590, 8205), (2735, 7770), (2775, 7658), (3282, 6475), (3829, 5550), (3885, 5470)]