21347200

素因数分解:

$2^7\times 5^2\times 7^1\times {\mathrm{953}}^1$

素因数の和:984

約数の個数: 96

約数和(自身を含む): 60330960

約数和(自身を除く): 38983760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 128, 140, 160, 175, 200, 224, 280, 320, 350, 400, 448, 560, 640, 700, 800, 896, 953, 1120, 1400, 1600, 1906, 2240, 2800, 3200, 3812, 4480, 4765, 5600, 6671, 7624, 9530, 11200, 13342, 15248, 19060, 22400, 23825, 26684, 30496, 33355, 38120, 47650, 53368, 60992, 66710, 76240, 95300, 106736, 121984, 133420, 152480, 166775, 190600, 213472, 266840, 304960, 333550, 381200, 426944, 533680, 609920, 667100, 762400, 853888, 1067360, 1334200, 1524800, 2134720, 2668400, 3049600, 4269440, 5336800, 10673600, 21347200]

約数ペア:

[(1, 21347200), (2, 10673600), (4, 5336800), (5, 4269440), (7, 3049600), (8, 2668400), (10, 2134720), (14, 1524800), (16, 1334200), (20, 1067360), (25, 853888), (28, 762400), (32, 667100), (35, 609920), (40, 533680), (50, 426944), (56, 381200), (64, 333550), (70, 304960), (80, 266840), (100, 213472), (112, 190600), (128, 166775), (140, 152480), (160, 133420), (175, 121984), (200, 106736), (224, 95300), (280, 76240), (320, 66710), (350, 60992), (400, 53368), (448, 47650), (560, 38120), (640, 33355), (700, 30496), (800, 26684), (896, 23825), (953, 22400), (1120, 19060), (1400, 15248), (1600, 13342), (1906, 11200), (2240, 9530), (2800, 7624), (3200, 6671), (3812, 5600), (4480, 4765)]