21315546

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{167}}^1\times {\mathrm{1013}}^1$

素因数の和:1195

約数の個数: 48

約数和(自身を含む): 53149824

約数和(自身を除く): 31834278

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 167, 334, 501, 1002, 1013, 1169, 1503, 2026, 2338, 3006, 3039, 3507, 6078, 7014, 7091, 9117, 10521, 14182, 18234, 21042, 21273, 42546, 63819, 127638, 169171, 338342, 507513, 1015026, 1184197, 1522539, 2368394, 3045078, 3552591, 7105182, 10657773, 21315546]

約数ペア:

[(1, 21315546), (2, 10657773), (3, 7105182), (6, 3552591), (7, 3045078), (9, 2368394), (14, 1522539), (18, 1184197), (21, 1015026), (42, 507513), (63, 338342), (126, 169171), (167, 127638), (334, 63819), (501, 42546), (1002, 21273), (1013, 21042), (1169, 18234), (1503, 14182), (2026, 10521), (2338, 9117), (3006, 7091), (3039, 7014), (3507, 6078)]