21434700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1$

素因数の和:256

約数の個数: 144

約数和(自身を含む): 72495360

約数和(自身を除く): 51060660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 59, 60, 70, 75, 84, 100, 105, 118, 140, 150, 173, 175, 177, 210, 236, 295, 300, 346, 350, 354, 413, 420, 519, 525, 590, 692, 700, 708, 826, 865, 885, 1038, 1050, 1180, 1211, 1239, 1475, 1652, 1730, 1770, 2065, 2076, 2100, 2422, 2478, 2595, 2950, 3460, 3540, 3633, 4130, 4325, 4425, 4844, 4956, 5190, 5900, 6055, 6195, 7266, 8260, 8650, 8850, 10207, 10325, 10380, 12110, 12390, 12975, 14532, 17300, 17700, 18165, 20414, 20650, 24220, 24780, 25950, 30275, 30621, 30975, 36330, 40828, 41300, 51035, 51900, 60550, 61242, 61950, 71449, 72660, 90825, 102070, 121100, 122484, 123900, 142898, 153105, 181650, 204140, 214347, 255175, 285796, 306210, 357245, 363300, 428694, 510350, 612420, 714490, 765525, 857388, 1020700, 1071735, 1428980, 1531050, 1786225, 2143470, 3062100, 3572450, 4286940, 5358675, 7144900, 10717350, 21434700]

約数ペア:

[(1, 21434700), (2, 10717350), (3, 7144900), (4, 5358675), (5, 4286940), (6, 3572450), (7, 3062100), (10, 2143470), (12, 1786225), (14, 1531050), (15, 1428980), (20, 1071735), (21, 1020700), (25, 857388), (28, 765525), (30, 714490), (35, 612420), (42, 510350), (50, 428694), (59, 363300), (60, 357245), (70, 306210), (75, 285796), (84, 255175), (100, 214347), (105, 204140), (118, 181650), (140, 153105), (150, 142898), (173, 123900), (175, 122484), (177, 121100), (210, 102070), (236, 90825), (295, 72660), (300, 71449), (346, 61950), (350, 61242), (354, 60550), (413, 51900), (420, 51035), (519, 41300), (525, 40828), (590, 36330), (692, 30975), (700, 30621), (708, 30275), (826, 25950), (865, 24780), (885, 24220), (1038, 20650), (1050, 20414), (1180, 18165), (1211, 17700), (1239, 17300), (1475, 14532), (1652, 12975), (1730, 12390), (1770, 12110), (2065, 10380), (2076, 10325), (2100, 10207), (2422, 8850), (2478, 8650), (2595, 8260), (2950, 7266), (3460, 6195), (3540, 6055), (3633, 5900), (4130, 5190), (4325, 4956), (4425, 4844)]