21169386

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{9883}}^1$

素因数の和:9915

約数の個数: 48

約数和(自身を含む): 55508544

約数和(自身を除く): 34339158

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 51, 63, 102, 119, 126, 153, 238, 306, 357, 714, 1071, 2142, 9883, 19766, 29649, 59298, 69181, 88947, 138362, 168011, 177894, 207543, 336022, 415086, 504033, 622629, 1008066, 1176077, 1245258, 1512099, 2352154, 3024198, 3528231, 7056462, 10584693, 21169386]

約数ペア:

[(1, 21169386), (2, 10584693), (3, 7056462), (6, 3528231), (7, 3024198), (9, 2352154), (14, 1512099), (17, 1245258), (18, 1176077), (21, 1008066), (34, 622629), (42, 504033), (51, 415086), (63, 336022), (102, 207543), (119, 177894), (126, 168011), (153, 138362), (238, 88947), (306, 69181), (357, 59298), (714, 29649), (1071, 19766), (2142, 9883)]