21966000

素因数分解:

$2^4\times 3^1\times 5^3\times 7^1\times {\mathrm{523}}^1$

素因数の和:556

約数の個数: 160

約数和(自身を含む): 81090048

約数和(自身を除く): 59124048

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 100, 105, 112, 120, 125, 140, 150, 168, 175, 200, 210, 240, 250, 280, 300, 336, 350, 375, 400, 420, 500, 523, 525, 560, 600, 700, 750, 840, 875, 1000, 1046, 1050, 1200, 1400, 1500, 1569, 1680, 1750, 2000, 2092, 2100, 2615, 2625, 2800, 3000, 3138, 3500, 3661, 4184, 4200, 5230, 5250, 6000, 6276, 7000, 7322, 7845, 8368, 8400, 10460, 10500, 10983, 12552, 13075, 14000, 14644, 15690, 18305, 20920, 21000, 21966, 25104, 26150, 29288, 31380, 36610, 39225, 41840, 42000, 43932, 52300, 54915, 58576, 62760, 65375, 73220, 78450, 87864, 91525, 104600, 109830, 125520, 130750, 146440, 156900, 175728, 183050, 196125, 209200, 219660, 261500, 274575, 292880, 313800, 366100, 392250, 439320, 457625, 523000, 549150, 627600, 732200, 784500, 878640, 915250, 1046000, 1098300, 1372875, 1464400, 1569000, 1830500, 2196600, 2745750, 3138000, 3661000, 4393200, 5491500, 7322000, 10983000, 21966000]

約数ペア:

[(1, 21966000), (2, 10983000), (3, 7322000), (4, 5491500), (5, 4393200), (6, 3661000), (7, 3138000), (8, 2745750), (10, 2196600), (12, 1830500), (14, 1569000), (15, 1464400), (16, 1372875), (20, 1098300), (21, 1046000), (24, 915250), (25, 878640), (28, 784500), (30, 732200), (35, 627600), (40, 549150), (42, 523000), (48, 457625), (50, 439320), (56, 392250), (60, 366100), (70, 313800), (75, 292880), (80, 274575), (84, 261500), (100, 219660), (105, 209200), (112, 196125), (120, 183050), (125, 175728), (140, 156900), (150, 146440), (168, 130750), (175, 125520), (200, 109830), (210, 104600), (240, 91525), (250, 87864), (280, 78450), (300, 73220), (336, 65375), (350, 62760), (375, 58576), (400, 54915), (420, 52300), (500, 43932), (523, 42000), (525, 41840), (560, 39225), (600, 36610), (700, 31380), (750, 29288), (840, 26150), (875, 25104), (1000, 21966), (1046, 21000), (1050, 20920), (1200, 18305), (1400, 15690), (1500, 14644), (1569, 14000), (1680, 13075), (1750, 12552), (2000, 10983), (2092, 10500), (2100, 10460), (2615, 8400), (2625, 8368), (2800, 7845), (3000, 7322), (3138, 7000), (3500, 6276), (3661, 6000), (4184, 5250), (4200, 5230)]