21295506

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1\times {\mathrm{401}}^1$

素因数の和:626

約数の個数: 32

約数和(自身を含む): 43763328

約数和(自身を除く): 22467822

約数列:

[1, 2, 3, 6, 53, 106, 159, 167, 318, 334, 401, 501, 802, 1002, 1203, 2406, 8851, 17702, 21253, 26553, 42506, 53106, 63759, 66967, 127518, 133934, 200901, 401802, 3549251, 7098502, 10647753, 21295506]

約数ペア:

[(1, 21295506), (2, 10647753), (3, 7098502), (6, 3549251), (53, 401802), (106, 200901), (159, 133934), (167, 127518), (318, 66967), (334, 63759), (401, 53106), (501, 42506), (802, 26553), (1002, 21253), (1203, 17702), (2406, 8851)]