21447300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{1459}}^1$

素因数の和:1490

約数の個数: 108

約数和(自身を含む): 72234960

約数和(自身を除く): 50787660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 49, 50, 60, 70, 75, 84, 98, 100, 105, 140, 147, 150, 175, 196, 210, 245, 294, 300, 350, 420, 490, 525, 588, 700, 735, 980, 1050, 1225, 1459, 1470, 2100, 2450, 2918, 2940, 3675, 4377, 4900, 5836, 7295, 7350, 8754, 10213, 14590, 14700, 17508, 20426, 21885, 29180, 30639, 36475, 40852, 43770, 51065, 61278, 71491, 72950, 87540, 102130, 109425, 122556, 142982, 145900, 153195, 204260, 214473, 218850, 255325, 285964, 306390, 357455, 428946, 437700, 510650, 612780, 714910, 765975, 857892, 1021300, 1072365, 1429820, 1531950, 1787275, 2144730, 3063900, 3574550, 4289460, 5361825, 7149100, 10723650, 21447300]

約数ペア:

[(1, 21447300), (2, 10723650), (3, 7149100), (4, 5361825), (5, 4289460), (6, 3574550), (7, 3063900), (10, 2144730), (12, 1787275), (14, 1531950), (15, 1429820), (20, 1072365), (21, 1021300), (25, 857892), (28, 765975), (30, 714910), (35, 612780), (42, 510650), (49, 437700), (50, 428946), (60, 357455), (70, 306390), (75, 285964), (84, 255325), (98, 218850), (100, 214473), (105, 204260), (140, 153195), (147, 145900), (150, 142982), (175, 122556), (196, 109425), (210, 102130), (245, 87540), (294, 72950), (300, 71491), (350, 61278), (420, 51065), (490, 43770), (525, 40852), (588, 36475), (700, 30639), (735, 29180), (980, 21885), (1050, 20426), (1225, 17508), (1459, 14700), (1470, 14590), (2100, 10213), (2450, 8754), (2918, 7350), (2940, 7295), (3675, 5836), (4377, 4900)]