21042882816

素因数分解:

$2^8\times 3^1\times {\mathrm{1319}}^1\times {\mathrm{20773}}^1$

素因数の和:22111

約数の個数: 72

約数和(自身を含む): 56049913920

約数和(自身を除く): 35007031104

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 768, 1319, 2638, 3957, 5276, 7914, 10552, 15828, 20773, 21104, 31656, 41546, 42208, 62319, 63312, 83092, 84416, 124638, 126624, 166184, 168832, 249276, 253248, 332368, 337664, 498552, 506496, 664736, 997104, 1012992, 1329472, 1994208, 2658944, 3988416, 5317888, 7976832, 15953664, 27399587, 54799174, 82198761, 109598348, 164397522, 219196696, 328795044, 438393392, 657590088, 876786784, 1315180176, 1753573568, 2630360352, 3507147136, 5260720704, 7014294272, 10521441408, 21042882816]

約数ペア:

[(1, 21042882816), (2, 10521441408), (3, 7014294272), (4, 5260720704), (6, 3507147136), (8, 2630360352), (12, 1753573568), (16, 1315180176), (24, 876786784), (32, 657590088), (48, 438393392), (64, 328795044), (96, 219196696), (128, 164397522), (192, 109598348), (256, 82198761), (384, 54799174), (768, 27399587), (1319, 15953664), (2638, 7976832), (3957, 5317888), (5276, 3988416), (7914, 2658944), (10552, 1994208), (15828, 1329472), (20773, 1012992), (21104, 997104), (31656, 664736), (41546, 506496), (42208, 498552), (62319, 337664), (63312, 332368), (83092, 253248), (84416, 249276), (124638, 168832), (126624, 166184)]