21533050

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:101

約数の個数: 144

約数和(自身を含む): 54960768

約数和(自身を除く): 33427718

約数列:

[1, 2, 5, 7, 10, 11, 14, 17, 22, 25, 34, 35, 47, 49, 50, 55, 70, 77, 85, 94, 98, 110, 119, 154, 170, 175, 187, 235, 238, 245, 275, 329, 350, 374, 385, 425, 470, 490, 517, 539, 550, 595, 658, 770, 799, 833, 850, 935, 1034, 1078, 1175, 1190, 1225, 1309, 1598, 1645, 1666, 1870, 1925, 2303, 2350, 2450, 2585, 2618, 2695, 2975, 3290, 3619, 3850, 3995, 4165, 4606, 4675, 5170, 5390, 5593, 5950, 6545, 7238, 7990, 8225, 8330, 8789, 9163, 9350, 11186, 11515, 12925, 13090, 13475, 16450, 17578, 18095, 18326, 19975, 20825, 23030, 25333, 25850, 26950, 27965, 32725, 36190, 39151, 39950, 41650, 43945, 45815, 50666, 55930, 57575, 61523, 65450, 78302, 87890, 90475, 91630, 115150, 123046, 126665, 139825, 180950, 195755, 219725, 229075, 253330, 279650, 307615, 391510, 430661, 439450, 458150, 615230, 633325, 861322, 978775, 1266650, 1538075, 1957550, 2153305, 3076150, 4306610, 10766525, 21533050]

約数ペア:

[(1, 21533050), (2, 10766525), (5, 4306610), (7, 3076150), (10, 2153305), (11, 1957550), (14, 1538075), (17, 1266650), (22, 978775), (25, 861322), (34, 633325), (35, 615230), (47, 458150), (49, 439450), (50, 430661), (55, 391510), (70, 307615), (77, 279650), (85, 253330), (94, 229075), (98, 219725), (110, 195755), (119, 180950), (154, 139825), (170, 126665), (175, 123046), (187, 115150), (235, 91630), (238, 90475), (245, 87890), (275, 78302), (329, 65450), (350, 61523), (374, 57575), (385, 55930), (425, 50666), (470, 45815), (490, 43945), (517, 41650), (539, 39950), (550, 39151), (595, 36190), (658, 32725), (770, 27965), (799, 26950), (833, 25850), (850, 25333), (935, 23030), (1034, 20825), (1078, 19975), (1175, 18326), (1190, 18095), (1225, 17578), (1309, 16450), (1598, 13475), (1645, 13090), (1666, 12925), (1870, 11515), (1925, 11186), (2303, 9350), (2350, 9163), (2450, 8789), (2585, 8330), (2618, 8225), (2695, 7990), (2975, 7238), (3290, 6545), (3619, 5950), (3850, 5593), (3995, 5390), (4165, 5170), (4606, 4675)]