21969108

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{87179}}^1$

素因数の和:87196

約数の個数: 36

約数和(自身を含む): 63467040

約数和(自身を除く): 41497932

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 87179, 174358, 261537, 348716, 523074, 610253, 784611, 1046148, 1220506, 1569222, 1830759, 2441012, 3138444, 3661518, 5492277, 7323036, 10984554, 21969108]

約数ペア:

[(1, 21969108), (2, 10984554), (3, 7323036), (4, 5492277), (6, 3661518), (7, 3138444), (9, 2441012), (12, 1830759), (14, 1569222), (18, 1220506), (21, 1046148), (28, 784611), (36, 610253), (42, 523074), (63, 348716), (84, 261537), (126, 174358), (252, 87179)]