21268118

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1\times {\mathrm{1721}}^1$

素因数の和:1927

約数の個数: 16

約数和(自身を含む): 32979744

約数和(自身を除く): 11711626

約数列:

[1, 2, 37, 74, 167, 334, 1721, 3442, 6179, 12358, 63677, 127354, 287407, 574814, 10634059, 21268118]

約数ペア:

[(1, 21268118), (2, 10634059), (37, 574814), (74, 287407), (167, 127354), (334, 63677), (1721, 12358), (3442, 6179)]