21538140770

素因数分解:

$2^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{3613}}^1\times {\mathrm{3797}}^1$

素因数の和:7574

約数の個数: 32

約数和(自身を含む): 39036664368

約数和(自身を除く): 17498523598

約数列:

[1, 2, 5, 10, 157, 314, 785, 1570, 3613, 3797, 7226, 7594, 18065, 18985, 36130, 37970, 567241, 596129, 1134482, 1192258, 2836205, 2980645, 5672410, 5961290, 13718561, 27437122, 68592805, 137185610, 2153814077, 4307628154, 10769070385, 21538140770]

約数ペア:

[(1, 21538140770), (2, 10769070385), (5, 4307628154), (10, 2153814077), (157, 137185610), (314, 68592805), (785, 27437122), (1570, 13718561), (3613, 5961290), (3797, 5672410), (7226, 2980645), (7594, 2836205), (18065, 1192258), (18985, 1134482), (36130, 596129), (37970, 567241)]