21854724

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{719}}^1$

素因数の和:892

約数の個数: 48

約数和(自身を含む): 54432000

約数和(自身を除く): 32577276

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 149, 204, 298, 447, 596, 719, 894, 1438, 1788, 2157, 2533, 2876, 4314, 5066, 7599, 8628, 10132, 12223, 15198, 24446, 30396, 36669, 48892, 73338, 107131, 146676, 214262, 321393, 428524, 642786, 1285572, 1821227, 3642454, 5463681, 7284908, 10927362, 21854724]

約数ペア:

[(1, 21854724), (2, 10927362), (3, 7284908), (4, 5463681), (6, 3642454), (12, 1821227), (17, 1285572), (34, 642786), (51, 428524), (68, 321393), (102, 214262), (149, 146676), (204, 107131), (298, 73338), (447, 48892), (596, 36669), (719, 30396), (894, 24446), (1438, 15198), (1788, 12223), (2157, 10132), (2533, 8628), (2876, 7599), (4314, 5066)]