21541296

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1051}}^1$

素因数の和:1130

約数の個数: 80

約数和(自身を含む): 64702208

約数和(自身を除く): 43160912

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 61, 84, 112, 122, 168, 183, 244, 336, 366, 427, 488, 732, 854, 976, 1051, 1281, 1464, 1708, 2102, 2562, 2928, 3153, 3416, 4204, 5124, 6306, 6832, 7357, 8408, 10248, 12612, 14714, 16816, 20496, 22071, 25224, 29428, 44142, 50448, 58856, 64111, 88284, 117712, 128222, 176568, 192333, 256444, 353136, 384666, 448777, 512888, 769332, 897554, 1025776, 1346331, 1538664, 1795108, 2692662, 3077328, 3590216, 5385324, 7180432, 10770648, 21541296]

約数ペア:

[(1, 21541296), (2, 10770648), (3, 7180432), (4, 5385324), (6, 3590216), (7, 3077328), (8, 2692662), (12, 1795108), (14, 1538664), (16, 1346331), (21, 1025776), (24, 897554), (28, 769332), (42, 512888), (48, 448777), (56, 384666), (61, 353136), (84, 256444), (112, 192333), (122, 176568), (168, 128222), (183, 117712), (244, 88284), (336, 64111), (366, 58856), (427, 50448), (488, 44142), (732, 29428), (854, 25224), (976, 22071), (1051, 20496), (1281, 16816), (1464, 14714), (1708, 12612), (2102, 10248), (2562, 8408), (2928, 7357), (3153, 6832), (3416, 6306), (4204, 5124)]