21435750

素因数分解:

$2^1\times 3^2\times 5^3\times 7^1\times {\mathrm{1361}}^1$

素因数の和:1391

約数の個数: 96

約数和(自身を含む): 66291264

約数和(自身を除く): 44855514

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 63, 70, 75, 90, 105, 125, 126, 150, 175, 210, 225, 250, 315, 350, 375, 450, 525, 630, 750, 875, 1050, 1125, 1361, 1575, 1750, 2250, 2625, 2722, 3150, 4083, 5250, 6805, 7875, 8166, 9527, 12249, 13610, 15750, 19054, 20415, 24498, 28581, 34025, 40830, 47635, 57162, 61245, 68050, 85743, 95270, 102075, 122490, 142905, 170125, 171486, 204150, 238175, 285810, 306225, 340250, 428715, 476350, 510375, 612450, 714525, 857430, 1020750, 1190875, 1429050, 1531125, 2143575, 2381750, 3062250, 3572625, 4287150, 7145250, 10717875, 21435750]

約数ペア:

[(1, 21435750), (2, 10717875), (3, 7145250), (5, 4287150), (6, 3572625), (7, 3062250), (9, 2381750), (10, 2143575), (14, 1531125), (15, 1429050), (18, 1190875), (21, 1020750), (25, 857430), (30, 714525), (35, 612450), (42, 510375), (45, 476350), (50, 428715), (63, 340250), (70, 306225), (75, 285810), (90, 238175), (105, 204150), (125, 171486), (126, 170125), (150, 142905), (175, 122490), (210, 102075), (225, 95270), (250, 85743), (315, 68050), (350, 61245), (375, 57162), (450, 47635), (525, 40830), (630, 34025), (750, 28581), (875, 24498), (1050, 20415), (1125, 19054), (1361, 15750), (1575, 13610), (1750, 12249), (2250, 9527), (2625, 8166), (2722, 7875), (3150, 6805), (4083, 5250)]