21286944

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{10559}}^1$

素因数の和:10582

約数の個数: 72

約数和(自身を含む): 69189120

約数和(自身を除く): 47902176

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 10559, 21118, 31677, 42236, 63354, 73913, 84472, 95031, 126708, 147826, 168944, 190062, 221739, 253416, 295652, 337888, 380124, 443478, 506832, 591304, 665217, 760248, 886956, 1013664, 1182608, 1330434, 1520496, 1773912, 2365216, 2660868, 3040992, 3547824, 5321736, 7095648, 10643472, 21286944]

約数ペア:

[(1, 21286944), (2, 10643472), (3, 7095648), (4, 5321736), (6, 3547824), (7, 3040992), (8, 2660868), (9, 2365216), (12, 1773912), (14, 1520496), (16, 1330434), (18, 1182608), (21, 1013664), (24, 886956), (28, 760248), (32, 665217), (36, 591304), (42, 506832), (48, 443478), (56, 380124), (63, 337888), (72, 295652), (84, 253416), (96, 221739), (112, 190062), (126, 168944), (144, 147826), (168, 126708), (224, 95031), (252, 84472), (288, 73913), (336, 63354), (504, 42236), (672, 31677), (1008, 21118), (2016, 10559)]