21664356

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{3533}}^1$

素因数の和:3620

約数の個数: 48

約数和(自身を含む): 58579584

約数和(自身を除く): 36915228

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 73, 84, 146, 219, 292, 438, 511, 876, 1022, 1533, 2044, 3066, 3533, 6132, 7066, 10599, 14132, 21198, 24731, 42396, 49462, 74193, 98924, 148386, 257909, 296772, 515818, 773727, 1031636, 1547454, 1805363, 3094908, 3610726, 5416089, 7221452, 10832178, 21664356]

約数ペア:

[(1, 21664356), (2, 10832178), (3, 7221452), (4, 5416089), (6, 3610726), (7, 3094908), (12, 1805363), (14, 1547454), (21, 1031636), (28, 773727), (42, 515818), (73, 296772), (84, 257909), (146, 148386), (219, 98924), (292, 74193), (438, 49462), (511, 42396), (876, 24731), (1022, 21198), (1533, 14132), (2044, 10599), (3066, 7066), (3533, 6132)]