21782142

素因数分解:

$2^1\times 3^3\times {\mathrm{199}}^1\times {\mathrm{2027}}^1$

素因数の和:2237

約数の個数: 32

約数和(自身を含む): 48672000

約数和(自身を除く): 26889858

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 199, 398, 597, 1194, 1791, 2027, 3582, 4054, 5373, 6081, 10746, 12162, 18243, 36486, 54729, 109458, 403373, 806746, 1210119, 2420238, 3630357, 7260714, 10891071, 21782142]

約数ペア:

[(1, 21782142), (2, 10891071), (3, 7260714), (6, 3630357), (9, 2420238), (18, 1210119), (27, 806746), (54, 403373), (199, 109458), (398, 54729), (597, 36486), (1194, 18243), (1791, 12162), (2027, 10746), (3582, 6081), (4054, 5373)]