21031346170

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{1134989}}^1$

素因数の和:1135122

約数の個数: 32

約数和(自身を含む): 40451043600

約数和(自身を除く): 19419697430

約数列:

[1, 2, 5, 10, 17, 34, 85, 109, 170, 218, 545, 1090, 1853, 3706, 9265, 18530, 1134989, 2269978, 5674945, 11349890, 19294813, 38589626, 96474065, 123713801, 192948130, 247427602, 618569005, 1237138010, 2103134617, 4206269234, 10515673085, 21031346170]

約数ペア:

[(1, 21031346170), (2, 10515673085), (5, 4206269234), (10, 2103134617), (17, 1237138010), (34, 618569005), (85, 247427602), (109, 192948130), (170, 123713801), (218, 96474065), (545, 38589626), (1090, 19294813), (1853, 11349890), (3706, 5674945), (9265, 2269978), (18530, 1134989)]